diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery.py
index 5dfdc18e17348..8b7969b69f8de 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery.py
@@ -13,7 +13,8 @@
 
 
 class Gallery(Resource):
-    """Specifies information about the gallery that you want to create or update.
+    """Specifies information about the Shared Image Gallery that you want to
+    create or update.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
@@ -30,7 +31,8 @@ class Gallery(Resource):
     :type location: str
     :param tags: Resource tags
     :type tags: dict[str, str]
-    :param description: The description of this gallery resource.
+    :param description: The description of this Shared Image Gallery resource.
+     This property is updateable.
     :type description: str
     :param identifier:
     :type identifier: ~azure.mgmt.compute.v2018_06_01.models.GalleryIdentifier
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_artifact_publishing_profile_base.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_artifact_publishing_profile_base.py
index bb59422b13cbe..03e5df90a7683 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_artifact_publishing_profile_base.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_artifact_publishing_profile_base.py
@@ -17,8 +17,8 @@ class GalleryArtifactPublishingProfileBase(Model):
 
     All required parameters must be populated in order to send to Azure.
 
-    :param target_regions: The target regions where the artifact is going to
-     be published.
+    :param target_regions: The target regions where the Image Version is going
+     to be replicated to. This property is updateable.
     :type target_regions:
      list[~azure.mgmt.compute.v2018_06_01.models.TargetRegion]
     :param source: Required.
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_artifact_publishing_profile_base_py3.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_artifact_publishing_profile_base_py3.py
index 335f17f5793c8..45a9ad0131740 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_artifact_publishing_profile_base_py3.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_artifact_publishing_profile_base_py3.py
@@ -17,8 +17,8 @@ class GalleryArtifactPublishingProfileBase(Model):
 
     All required parameters must be populated in order to send to Azure.
 
-    :param target_regions: The target regions where the artifact is going to
-     be published.
+    :param target_regions: The target regions where the Image Version is going
+     to be replicated to. This property is updateable.
     :type target_regions:
      list[~azure.mgmt.compute.v2018_06_01.models.TargetRegion]
     :param source: Required.
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_artifact_source.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_artifact_source.py
index d0a6d0fee7f2c..7e653ff73b504 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_artifact_source.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_artifact_source.py
@@ -13,7 +13,7 @@
 
 
 class GalleryArtifactSource(Model):
-    """The source of the gallery artifact.
+    """The source image from which the Image Version is going to be created.
 
     All required parameters must be populated in order to send to Azure.
 
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_artifact_source_py3.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_artifact_source_py3.py
index 2fe76b0a2bf2b..0428d4d3ce0b4 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_artifact_source_py3.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_artifact_source_py3.py
@@ -13,7 +13,7 @@
 
 
 class GalleryArtifactSource(Model):
-    """The source of the gallery artifact.
+    """The source image from which the Image Version is going to be created.
 
     All required parameters must be populated in order to send to Azure.
 
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_data_disk_image.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_data_disk_image.py
index 88efa05270a0f..fc5413c0f896b 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_data_disk_image.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_data_disk_image.py
@@ -18,16 +18,18 @@ class GalleryDataDiskImage(GalleryDiskImage):
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
-    :ivar size_in_gb: It indicates the size of the VHD to create.
+    :ivar size_in_gb: This property indicates the size of the VHD to be
+     created.
     :vartype size_in_gb: int
     :ivar host_caching: The host caching of the disk. Valid values are 'None',
      'ReadOnly', and 'ReadWrite'. Possible values include: 'None', 'ReadOnly',
      'ReadWrite'
     :vartype host_caching: str or
      ~azure.mgmt.compute.v2018_06_01.models.HostCaching
-    :ivar lun: Specifies the logical unit number of the data disk. This value
-     is used to identify data disks within the VM and therefore must be unique
-     for each data disk attached to a VM.
+    :ivar lun: This property specifies the logical unit number of the data
+     disk. This value is used to identify data disks within the Virtual Machine
+     and therefore must be unique for each data disk attached to the Virtual
+     Machine.
     :vartype lun: int
     """
 
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_data_disk_image_py3.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_data_disk_image_py3.py
index 06b2a569818bb..a31d13a83397e 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_data_disk_image_py3.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_data_disk_image_py3.py
@@ -18,16 +18,18 @@ class GalleryDataDiskImage(GalleryDiskImage):
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
-    :ivar size_in_gb: It indicates the size of the VHD to create.
+    :ivar size_in_gb: This property indicates the size of the VHD to be
+     created.
     :vartype size_in_gb: int
     :ivar host_caching: The host caching of the disk. Valid values are 'None',
      'ReadOnly', and 'ReadWrite'. Possible values include: 'None', 'ReadOnly',
      'ReadWrite'
     :vartype host_caching: str or
      ~azure.mgmt.compute.v2018_06_01.models.HostCaching
-    :ivar lun: Specifies the logical unit number of the data disk. This value
-     is used to identify data disks within the VM and therefore must be unique
-     for each data disk attached to a VM.
+    :ivar lun: This property specifies the logical unit number of the data
+     disk. This value is used to identify data disks within the Virtual Machine
+     and therefore must be unique for each data disk attached to the Virtual
+     Machine.
     :vartype lun: int
     """
 
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_disk_image.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_disk_image.py
index b99d727114c9a..58ea87f0af3a8 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_disk_image.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_disk_image.py
@@ -18,7 +18,8 @@ class GalleryDiskImage(Model):
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
-    :ivar size_in_gb: It indicates the size of the VHD to create.
+    :ivar size_in_gb: This property indicates the size of the VHD to be
+     created.
     :vartype size_in_gb: int
     :ivar host_caching: The host caching of the disk. Valid values are 'None',
      'ReadOnly', and 'ReadWrite'. Possible values include: 'None', 'ReadOnly',
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_disk_image_py3.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_disk_image_py3.py
index c27888c9a07ed..44f832029d607 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_disk_image_py3.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_disk_image_py3.py
@@ -18,7 +18,8 @@ class GalleryDiskImage(Model):
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
-    :ivar size_in_gb: It indicates the size of the VHD to create.
+    :ivar size_in_gb: This property indicates the size of the VHD to be
+     created.
     :vartype size_in_gb: int
     :ivar host_caching: The host caching of the disk. Valid values are 'None',
      'ReadOnly', and 'ReadWrite'. Possible values include: 'None', 'ReadOnly',
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_identifier.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_identifier.py
index 015fc199542ef..324d20c34cfd3 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_identifier.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_identifier.py
@@ -18,7 +18,8 @@ class GalleryIdentifier(Model):
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
-    :ivar unique_name: The unique name of the gallery
+    :ivar unique_name: The unique name of the Shared Image Gallery. This name
+     is generated automatically by Azure.
     :vartype unique_name: str
     """
 
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_identifier_py3.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_identifier_py3.py
index 2b7f4e6555a67..d7279159b6364 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_identifier_py3.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_identifier_py3.py
@@ -18,7 +18,8 @@ class GalleryIdentifier(Model):
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
-    :ivar unique_name: The unique name of the gallery
+    :ivar unique_name: The unique name of the Shared Image Gallery. This name
+     is generated automatically by Azure.
     :vartype unique_name: str
     """
 
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image.py
index 5f019792c881f..551b1e979fa03 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image.py
@@ -13,8 +13,8 @@
 
 
 class GalleryImage(Resource):
-    """Specifies information about the gallery image that you want to create or
-    update.
+    """Specifies information about the gallery Image Definition that you want to
+    create or update.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
@@ -31,25 +31,28 @@ class GalleryImage(Resource):
     :type location: str
     :param tags: Resource tags
     :type tags: dict[str, str]
-    :param description: The description of this gallery image resource.
+    :param description: The description of this gallery Image Definition
+     resource. This property is updateable.
     :type description: str
-    :param eula: The Eula agreement for the gallery image.
+    :param eula: The Eula agreement for the gallery Image Definition.
     :type eula: str
     :param privacy_statement_uri: The privacy statement uri.
     :type privacy_statement_uri: str
     :param release_note_uri: The release note uri.
     :type release_note_uri: str
     :param os_type: Required. This property allows you to specify the type of
-     the OS that is included in the disk if creating a VM from user-image or a
-     specialized VHD. <br><br> Possible values are: <br><br> **Windows**
-     <br><br> **Linux**. Possible values include: 'Windows', 'Linux'
+     the OS that is included in the disk when creating a VM from a managed
+     image. <br><br> Possible values are: <br><br> **Windows** <br><br>
+     **Linux**. Possible values include: 'Windows', 'Linux'
     :type os_type: str or
      ~azure.mgmt.compute.v2018_06_01.models.OperatingSystemTypes
-    :param os_state: Required. The OS State. Possible values include:
-     'Generalized', 'Specialized'
+    :param os_state: Required. The allowed values for OS State are
+     'Generalized'. Possible values include: 'Generalized', 'Specialized'
     :type os_state: str or
      ~azure.mgmt.compute.v2018_06_01.models.OperatingSystemStateTypes
-    :param end_of_life_date: The end of life of this gallery image.
+    :param end_of_life_date: The end of life date of the gallery Image
+     Definition. This property can be used for decommissioning purposes. This
+     property is updateable.
     :type end_of_life_date: datetime
     :param identifier: Required.
     :type identifier:
@@ -62,10 +65,10 @@ class GalleryImage(Resource):
     :param purchase_plan:
     :type purchase_plan:
      ~azure.mgmt.compute.v2018_06_01.models.ImagePurchasePlan
-    :ivar provisioning_state: The current state of the gallery image. The
-     provisioning state, which only appears in the response. Possible values
-     include: 'Creating', 'Updating', 'Failed', 'Succeeded', 'Deleting',
-     'Migrating'
+    :ivar provisioning_state: The current state of the gallery Image
+     Definition. The provisioning state, which only appears in the response.
+     Possible values include: 'Creating', 'Updating', 'Failed', 'Succeeded',
+     'Deleting', 'Migrating'
     :vartype provisioning_state: str or
      ~azure.mgmt.compute.v2018_06_01.models.enum
     """
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_identifier.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_identifier.py
index 0a3e898795043..15699690de5e4 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_identifier.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_identifier.py
@@ -13,15 +13,16 @@
 
 
 class GalleryImageIdentifier(Model):
-    """This is the gallery image identifier.
+    """This is the gallery Image Definition identifier.
 
     All required parameters must be populated in order to send to Azure.
 
-    :param publisher: Required. The gallery image publisher name.
+    :param publisher: Required. The name of the gallery Image Definition
+     publisher.
     :type publisher: str
-    :param offer: Required. The gallery image offer name.
+    :param offer: Required. The name of the gallery Image Definition offer.
     :type offer: str
-    :param sku: Required. The gallery image sku name.
+    :param sku: Required. The name of the gallery Image Definition SKU.
     :type sku: str
     """
 
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_identifier_py3.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_identifier_py3.py
index 4d48b4b4f8890..3876526cebe4a 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_identifier_py3.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_identifier_py3.py
@@ -13,15 +13,16 @@
 
 
 class GalleryImageIdentifier(Model):
-    """This is the gallery image identifier.
+    """This is the gallery Image Definition identifier.
 
     All required parameters must be populated in order to send to Azure.
 
-    :param publisher: Required. The gallery image publisher name.
+    :param publisher: Required. The name of the gallery Image Definition
+     publisher.
     :type publisher: str
-    :param offer: Required. The gallery image offer name.
+    :param offer: Required. The name of the gallery Image Definition offer.
     :type offer: str
-    :param sku: Required. The gallery image sku name.
+    :param sku: Required. The name of the gallery Image Definition SKU.
     :type sku: str
     """
 
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_py3.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_py3.py
index d263e80f3e1e1..c77aac090c0f0 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_py3.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_py3.py
@@ -13,8 +13,8 @@
 
 
 class GalleryImage(Resource):
-    """Specifies information about the gallery image that you want to create or
-    update.
+    """Specifies information about the gallery Image Definition that you want to
+    create or update.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
@@ -31,25 +31,28 @@ class GalleryImage(Resource):
     :type location: str
     :param tags: Resource tags
     :type tags: dict[str, str]
-    :param description: The description of this gallery image resource.
+    :param description: The description of this gallery Image Definition
+     resource. This property is updateable.
     :type description: str
-    :param eula: The Eula agreement for the gallery image.
+    :param eula: The Eula agreement for the gallery Image Definition.
     :type eula: str
     :param privacy_statement_uri: The privacy statement uri.
     :type privacy_statement_uri: str
     :param release_note_uri: The release note uri.
     :type release_note_uri: str
     :param os_type: Required. This property allows you to specify the type of
-     the OS that is included in the disk if creating a VM from user-image or a
-     specialized VHD. <br><br> Possible values are: <br><br> **Windows**
-     <br><br> **Linux**. Possible values include: 'Windows', 'Linux'
+     the OS that is included in the disk when creating a VM from a managed
+     image. <br><br> Possible values are: <br><br> **Windows** <br><br>
+     **Linux**. Possible values include: 'Windows', 'Linux'
     :type os_type: str or
      ~azure.mgmt.compute.v2018_06_01.models.OperatingSystemTypes
-    :param os_state: Required. The OS State. Possible values include:
-     'Generalized', 'Specialized'
+    :param os_state: Required. The allowed values for OS State are
+     'Generalized'. Possible values include: 'Generalized', 'Specialized'
     :type os_state: str or
      ~azure.mgmt.compute.v2018_06_01.models.OperatingSystemStateTypes
-    :param end_of_life_date: The end of life of this gallery image.
+    :param end_of_life_date: The end of life date of the gallery Image
+     Definition. This property can be used for decommissioning purposes. This
+     property is updateable.
     :type end_of_life_date: datetime
     :param identifier: Required.
     :type identifier:
@@ -62,10 +65,10 @@ class GalleryImage(Resource):
     :param purchase_plan:
     :type purchase_plan:
      ~azure.mgmt.compute.v2018_06_01.models.ImagePurchasePlan
-    :ivar provisioning_state: The current state of the gallery image. The
-     provisioning state, which only appears in the response. Possible values
-     include: 'Creating', 'Updating', 'Failed', 'Succeeded', 'Deleting',
-     'Migrating'
+    :ivar provisioning_state: The current state of the gallery Image
+     Definition. The provisioning state, which only appears in the response.
+     Possible values include: 'Creating', 'Updating', 'Failed', 'Succeeded',
+     'Deleting', 'Migrating'
     :vartype provisioning_state: str or
      ~azure.mgmt.compute.v2018_06_01.models.enum
     """
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version.py
index b470e70077a94..56db99959d98c 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version.py
@@ -13,7 +13,7 @@
 
 
 class GalleryImageVersion(Resource):
-    """Specifies information about the gallery image version that you want to
+    """Specifies information about the gallery Image Version that you want to
     create or update.
 
     Variables are only populated by the server, and will be ignored when
@@ -34,7 +34,7 @@ class GalleryImageVersion(Resource):
     :param publishing_profile: Required.
     :type publishing_profile:
      ~azure.mgmt.compute.v2018_06_01.models.GalleryImageVersionPublishingProfile
-    :ivar provisioning_state: The current state of the gallery image version.
+    :ivar provisioning_state: The current state of the gallery Image Version.
      The provisioning state, which only appears in the response. Possible
      values include: 'Creating', 'Updating', 'Failed', 'Succeeded', 'Deleting',
      'Migrating'
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_publishing_profile.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_publishing_profile.py
index c5e3be1292a97..30c2b91ecdc5b 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_publishing_profile.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_publishing_profile.py
@@ -13,30 +13,32 @@
 
 
 class GalleryImageVersionPublishingProfile(GalleryArtifactPublishingProfileBase):
-    """The publishing profile of a gallery image version.
+    """The publishing profile of a gallery Image Version.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
     All required parameters must be populated in order to send to Azure.
 
-    :param target_regions: The target regions where the artifact is going to
-     be published.
+    :param target_regions: The target regions where the Image Version is going
+     to be replicated to. This property is updateable.
     :type target_regions:
      list[~azure.mgmt.compute.v2018_06_01.models.TargetRegion]
     :param source: Required.
     :type source: ~azure.mgmt.compute.v2018_06_01.models.GalleryArtifactSource
-    :param replica_count: This is the number of source blob copies in a
-     region.
+    :param replica_count: The number of replicas of the Image Version to be
+     created per region. This property would take effect for a region when
+     regionalReplicaCount is not specified. This property is updateable.
     :type replica_count: int
-    :param exclude_from_latest: The flag means that if it is set to true,
-     people deploying VMs with 'latest' as version will not use this version.
+    :param exclude_from_latest: If set to true, Virtual Machines deployed from
+     the latest version of the Image Definition won't use this Image Version.
     :type exclude_from_latest: bool
-    :ivar published_date: The time when the gallery image version is
+    :ivar published_date: The timestamp for when the gallery Image Version is
      published.
     :vartype published_date: datetime
-    :param end_of_life_date: The end of life date of the gallery image
-     version.
+    :param end_of_life_date: The end of life date of the gallery Image
+     Version. This property can be used for decommissioning purposes. This
+     property is updateable.
     :type end_of_life_date: datetime
     """
 
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_publishing_profile_py3.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_publishing_profile_py3.py
index 54fee2cc6da86..6372ad2792d87 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_publishing_profile_py3.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_publishing_profile_py3.py
@@ -13,30 +13,32 @@
 
 
 class GalleryImageVersionPublishingProfile(GalleryArtifactPublishingProfileBase):
-    """The publishing profile of a gallery image version.
+    """The publishing profile of a gallery Image Version.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
     All required parameters must be populated in order to send to Azure.
 
-    :param target_regions: The target regions where the artifact is going to
-     be published.
+    :param target_regions: The target regions where the Image Version is going
+     to be replicated to. This property is updateable.
     :type target_regions:
      list[~azure.mgmt.compute.v2018_06_01.models.TargetRegion]
     :param source: Required.
     :type source: ~azure.mgmt.compute.v2018_06_01.models.GalleryArtifactSource
-    :param replica_count: This is the number of source blob copies in a
-     region.
+    :param replica_count: The number of replicas of the Image Version to be
+     created per region. This property would take effect for a region when
+     regionalReplicaCount is not specified. This property is updateable.
     :type replica_count: int
-    :param exclude_from_latest: The flag means that if it is set to true,
-     people deploying VMs with 'latest' as version will not use this version.
+    :param exclude_from_latest: If set to true, Virtual Machines deployed from
+     the latest version of the Image Definition won't use this Image Version.
     :type exclude_from_latest: bool
-    :ivar published_date: The time when the gallery image version is
+    :ivar published_date: The timestamp for when the gallery Image Version is
      published.
     :vartype published_date: datetime
-    :param end_of_life_date: The end of life date of the gallery image
-     version.
+    :param end_of_life_date: The end of life date of the gallery Image
+     Version. This property can be used for decommissioning purposes. This
+     property is updateable.
     :type end_of_life_date: datetime
     """
 
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_py3.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_py3.py
index ada04160caf98..61890bef61d4a 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_py3.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_py3.py
@@ -13,7 +13,7 @@
 
 
 class GalleryImageVersion(Resource):
-    """Specifies information about the gallery image version that you want to
+    """Specifies information about the gallery Image Version that you want to
     create or update.
 
     Variables are only populated by the server, and will be ignored when
@@ -34,7 +34,7 @@ class GalleryImageVersion(Resource):
     :param publishing_profile: Required.
     :type publishing_profile:
      ~azure.mgmt.compute.v2018_06_01.models.GalleryImageVersionPublishingProfile
-    :ivar provisioning_state: The current state of the gallery image version.
+    :ivar provisioning_state: The current state of the gallery Image Version.
      The provisioning state, which only appears in the response. Possible
      values include: 'Creating', 'Updating', 'Failed', 'Succeeded', 'Deleting',
      'Migrating'
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_storage_profile.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_storage_profile.py
index 0a213a2f051da..b9deddba3ad0b 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_storage_profile.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_storage_profile.py
@@ -13,7 +13,7 @@
 
 
 class GalleryImageVersionStorageProfile(Model):
-    """This is the storage profile of a gallery image version.
+    """This is the storage profile of a gallery Image Version.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_storage_profile_py3.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_storage_profile_py3.py
index ea45b454b07c0..9703a40fe5074 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_storage_profile_py3.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_image_version_storage_profile_py3.py
@@ -13,7 +13,7 @@
 
 
 class GalleryImageVersionStorageProfile(Model):
-    """This is the storage profile of a gallery image version.
+    """This is the storage profile of a gallery Image Version.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_os_disk_image.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_os_disk_image.py
index 75b6dde7e9965..6ed9165cd45f0 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_os_disk_image.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_os_disk_image.py
@@ -18,7 +18,8 @@ class GalleryOSDiskImage(GalleryDiskImage):
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
-    :ivar size_in_gb: It indicates the size of the VHD to create.
+    :ivar size_in_gb: This property indicates the size of the VHD to be
+     created.
     :vartype size_in_gb: int
     :ivar host_caching: The host caching of the disk. Valid values are 'None',
      'ReadOnly', and 'ReadWrite'. Possible values include: 'None', 'ReadOnly',
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_os_disk_image_py3.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_os_disk_image_py3.py
index 8981e015c4759..52a0833d369d0 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_os_disk_image_py3.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_os_disk_image_py3.py
@@ -18,7 +18,8 @@ class GalleryOSDiskImage(GalleryDiskImage):
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
-    :ivar size_in_gb: It indicates the size of the VHD to create.
+    :ivar size_in_gb: This property indicates the size of the VHD to be
+     created.
     :vartype size_in_gb: int
     :ivar host_caching: The host caching of the disk. Valid values are 'None',
      'ReadOnly', and 'ReadWrite'. Possible values include: 'None', 'ReadOnly',
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_py3.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_py3.py
index 87dcabacdbe7b..622cfb61cb2ca 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_py3.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/gallery_py3.py
@@ -13,7 +13,8 @@
 
 
 class Gallery(Resource):
-    """Specifies information about the gallery that you want to create or update.
+    """Specifies information about the Shared Image Gallery that you want to
+    create or update.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
@@ -30,7 +31,8 @@ class Gallery(Resource):
     :type location: str
     :param tags: Resource tags
     :type tags: dict[str, str]
-    :param description: The description of this gallery resource.
+    :param description: The description of this Shared Image Gallery resource.
+     This property is updateable.
     :type description: str
     :param identifier:
     :type identifier: ~azure.mgmt.compute.v2018_06_01.models.GalleryIdentifier
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/image_purchase_plan.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/image_purchase_plan.py
index 842a22340e45f..5e0f4cbfe7ac9 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/image_purchase_plan.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/image_purchase_plan.py
@@ -13,8 +13,8 @@
 
 
 class ImagePurchasePlan(Model):
-    """Describes the gallery image purchase plan. This is used by marketplace
-    images.
+    """Describes the gallery Image Definition purchase plan. This is used by
+    marketplace images.
 
     :param name: The plan ID.
     :type name: str
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/image_purchase_plan_py3.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/image_purchase_plan_py3.py
index 228dcc61c77cb..7f9596924d7d3 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/image_purchase_plan_py3.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/image_purchase_plan_py3.py
@@ -13,8 +13,8 @@
 
 
 class ImagePurchasePlan(Model):
-    """Describes the gallery image purchase plan. This is used by marketplace
-    images.
+    """Describes the gallery Image Definition purchase plan. This is used by
+    marketplace images.
 
     :param name: The plan ID.
     :type name: str
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/recommended_machine_configuration.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/recommended_machine_configuration.py
index db452883a30c2..1d3791a3f1d7e 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/recommended_machine_configuration.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/recommended_machine_configuration.py
@@ -13,7 +13,8 @@
 
 
 class RecommendedMachineConfiguration(Model):
-    """Describes the recommended machine configuration.
+    """The properties describe the recommended machine configuration for this
+    Image Definition. These properties are updateable.
 
     :param v_cp_us:
     :type v_cp_us: ~azure.mgmt.compute.v2018_06_01.models.ResourceRange
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/recommended_machine_configuration_py3.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/recommended_machine_configuration_py3.py
index 0473d92f01d5b..2b68fb989ea59 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/recommended_machine_configuration_py3.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/recommended_machine_configuration_py3.py
@@ -13,7 +13,8 @@
 
 
 class RecommendedMachineConfiguration(Model):
-    """Describes the recommended machine configuration.
+    """The properties describe the recommended machine configuration for this
+    Image Definition. These properties are updateable.
 
     :param v_cp_us:
     :type v_cp_us: ~azure.mgmt.compute.v2018_06_01.models.ResourceRange
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/regional_replication_status.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/regional_replication_status.py
index ac541c4f4080e..ebc65bbe1146f 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/regional_replication_status.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/regional_replication_status.py
@@ -18,7 +18,8 @@ class RegionalReplicationStatus(Model):
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
-    :ivar region: The region where the gallery image version is published to.
+    :ivar region: The region to which the gallery Image Version is being
+     replicated to.
     :vartype region: str
     :ivar state: This is the regional replication state. Possible values
      include: 'Unknown', 'Replicating', 'Completed', 'Failed'
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/regional_replication_status_py3.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/regional_replication_status_py3.py
index 4838b5542b8cb..df66758183a13 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/regional_replication_status_py3.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/regional_replication_status_py3.py
@@ -18,7 +18,8 @@ class RegionalReplicationStatus(Model):
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
-    :ivar region: The region where the gallery image version is published to.
+    :ivar region: The region to which the gallery Image Version is being
+     replicated to.
     :vartype region: str
     :ivar state: This is the regional replication state. Possible values
      include: 'Unknown', 'Replicating', 'Completed', 'Failed'
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/replication_status.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/replication_status.py
index 5d20b80672e27..b15aec7c48242 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/replication_status.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/replication_status.py
@@ -13,14 +13,14 @@
 
 
 class ReplicationStatus(Model):
-    """This is the replication status of the gallery image version.
+    """This is the replication status of the gallery Image Version.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
     :ivar aggregated_state: This is the aggregated replication status based on
-     the regional replication status. Possible values include: 'Unknown',
-     'InProgress', 'Completed', 'Failed'
+     all the regional replication status flags. Possible values include:
+     'Unknown', 'InProgress', 'Completed', 'Failed'
     :vartype aggregated_state: str or
      ~azure.mgmt.compute.v2018_06_01.models.AggregatedReplicationState
     :ivar summary: This is a summary of replication status for each region.
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/replication_status_py3.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/replication_status_py3.py
index c492353698fdc..7901644916c48 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/replication_status_py3.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/replication_status_py3.py
@@ -13,14 +13,14 @@
 
 
 class ReplicationStatus(Model):
-    """This is the replication status of the gallery image version.
+    """This is the replication status of the gallery Image Version.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
     :ivar aggregated_state: This is the aggregated replication status based on
-     the regional replication status. Possible values include: 'Unknown',
-     'InProgress', 'Completed', 'Failed'
+     all the regional replication status flags. Possible values include:
+     'Unknown', 'InProgress', 'Completed', 'Failed'
     :vartype aggregated_state: str or
      ~azure.mgmt.compute.v2018_06_01.models.AggregatedReplicationState
     :ivar summary: This is a summary of replication status for each region.
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/target_region.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/target_region.py
index 6c1343cd129c7..6f78878b7ba42 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/target_region.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/target_region.py
@@ -17,8 +17,8 @@ class TargetRegion(Model):
 
     :param name: The name of the region.
     :type name: str
-    :param regional_replica_count: This is the number of source blob copies in
-     this specific region.
+    :param regional_replica_count: The number of replicas of the Image Version
+     to be created per region. This property is updateable.
     :type regional_replica_count: int
     """
 
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/target_region_py3.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/target_region_py3.py
index 3a307a116d4dd..cb5f4ee5933ec 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/target_region_py3.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/models/target_region_py3.py
@@ -17,8 +17,8 @@ class TargetRegion(Model):
 
     :param name: The name of the region.
     :type name: str
-    :param regional_replica_count: This is the number of source blob copies in
-     this specific region.
+    :param regional_replica_count: The number of replicas of the Image Version
+     to be created per region. This property is updateable.
     :type regional_replica_count: int
     """
 
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/operations/galleries_operations.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/operations/galleries_operations.py
index f58f5b0e2301c..e65047809cfae 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/operations/galleries_operations.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/operations/galleries_operations.py
@@ -95,14 +95,16 @@ def _create_or_update_initial(
 
     def create_or_update(
             self, resource_group_name, gallery_name, gallery, custom_headers=None, raw=False, polling=True, **operation_config):
-        """Create or update a gallery.
+        """Create or update a Shared Image Gallery.
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param gallery_name: The name of the gallery.
+        :param gallery_name: The name of the Shared Image Gallery. The allowed
+         characters are alphabets and numbers with dots, dashes, and periods
+         allowed in the middle. The maximum length is 80 characters.
         :type gallery_name: str
-        :param gallery: Parameters supplied to the create or update gallery
-         operation.
+        :param gallery: Parameters supplied to the create or update Shared
+         Image Gallery operation.
         :type gallery: ~azure.mgmt.compute.v2018_06_01.models.Gallery
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: The poller return type is ClientRawResponse, the
@@ -146,11 +148,11 @@ def get_long_running_output(response):
 
     def get(
             self, resource_group_name, gallery_name, custom_headers=None, raw=False, **operation_config):
-        """Retrieves information about a gallery.
+        """Retrieves information about a Shared Image Gallery.
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param gallery_name: The name of the gallery.
+        :param gallery_name: The name of the Shared Image Gallery.
         :type gallery_name: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
@@ -246,11 +248,12 @@ def _delete_initial(
 
     def delete(
             self, resource_group_name, gallery_name, custom_headers=None, raw=False, polling=True, **operation_config):
-        """Delete a gallery.
+        """Delete a Shared Image Gallery.
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param gallery_name: The name of the gallery.
+        :param gallery_name: The name of the Shared Image Gallery to be
+         deleted.
         :type gallery_name: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: The poller return type is ClientRawResponse, the
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/operations/gallery_image_versions_operations.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/operations/gallery_image_versions_operations.py
index d46449b5920cf..cb024e59c299d 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/operations/gallery_image_versions_operations.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/operations/gallery_image_versions_operations.py
@@ -97,21 +97,24 @@ def _create_or_update_initial(
 
     def create_or_update(
             self, resource_group_name, gallery_name, gallery_image_name, gallery_image_version_name, gallery_image_version, custom_headers=None, raw=False, polling=True, **operation_config):
-        """Create or update a gallery image version.
+        """Create or update a gallery Image Version.
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param gallery_name: The name of the gallery.
+        :param gallery_name: The name of the Shared Image Gallery in which the
+         Image Definition resides.
         :type gallery_name: str
-        :param gallery_image_name: The name of the gallery image.
+        :param gallery_image_name: The name of the gallery Image Definition in
+         which the Image Version is to be created.
         :type gallery_image_name: str
-        :param gallery_image_version_name: The name of the gallery image
-         version. Needs to follow semantic version name pattern: The allowed
-         characters are digit and period. Digits must be within the range of a
-         32-bit integer. Format: <MajorVersion>.<MinorVersion>.<Patch>
+        :param gallery_image_version_name: The name of the gallery Image
+         Version to be created. Needs to follow semantic version name pattern:
+         The allowed characters are digit and period. Digits must be within the
+         range of a 32-bit integer. Format:
+         <MajorVersion>.<MinorVersion>.<Patch>
         :type gallery_image_version_name: str
         :param gallery_image_version: Parameters supplied to the create or
-         update gallery image version operation.
+         update gallery Image Version operation.
         :type gallery_image_version:
          ~azure.mgmt.compute.v2018_06_01.models.GalleryImageVersion
         :param dict custom_headers: headers that will be added to the request
@@ -158,16 +161,18 @@ def get_long_running_output(response):
 
     def get(
             self, resource_group_name, gallery_name, gallery_image_name, gallery_image_version_name, expand=None, custom_headers=None, raw=False, **operation_config):
-        """Retrieves information about a gallery image version.
+        """Retrieves information about a gallery Image Version.
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param gallery_name: The name of the gallery.
+        :param gallery_name: The name of the Shared Image Gallery in which the
+         Image Definition resides.
         :type gallery_name: str
-        :param gallery_image_name: The name of the gallery image.
+        :param gallery_image_name: The name of the gallery Image Definition in
+         which the Image Version resides.
         :type gallery_image_name: str
-        :param gallery_image_version_name: The name of the gallery image
-         version.
+        :param gallery_image_version_name: The name of the gallery Image
+         Version to be retrieved.
         :type gallery_image_version_name: str
         :param expand: The expand expression to apply on the operation.
          Possible values include: 'ReplicationStatus'
@@ -273,16 +278,18 @@ def _delete_initial(
 
     def delete(
             self, resource_group_name, gallery_name, gallery_image_name, gallery_image_version_name, custom_headers=None, raw=False, polling=True, **operation_config):
-        """Delete a gallery image version.
+        """Delete a gallery Image Version.
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param gallery_name: The name of the gallery.
+        :param gallery_name: The name of the Shared Image Gallery in which the
+         Image Definition resides.
         :type gallery_name: str
-        :param gallery_image_name: The name of the gallery image.
+        :param gallery_image_name: The name of the gallery Image Definition in
+         which the Image Version resides.
         :type gallery_image_name: str
-        :param gallery_image_version_name: The name of the gallery image
-         version.
+        :param gallery_image_version_name: The name of the gallery Image
+         Version to be deleted.
         :type gallery_image_version_name: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: The poller return type is ClientRawResponse, the
@@ -321,13 +328,15 @@ def get_long_running_output(response):
 
     def list_by_gallery_image(
             self, resource_group_name, gallery_name, gallery_image_name, custom_headers=None, raw=False, **operation_config):
-        """List gallery image versions under a gallery image.
+        """List gallery Image Versions in a gallery Image Definition.
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param gallery_name: The name of the gallery.
+        :param gallery_name: The name of the Shared Image Gallery in which the
+         Image Definition resides.
         :type gallery_name: str
-        :param gallery_image_name: The name of the gallery image.
+        :param gallery_image_name: The name of the Shared Image Gallery Image
+         Definition from which the Image Versions are to be listed.
         :type gallery_image_name: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/operations/gallery_images_operations.py b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/operations/gallery_images_operations.py
index 310e941acdaa4..3a73ceb60df42 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/operations/gallery_images_operations.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/operations/gallery_images_operations.py
@@ -96,13 +96,17 @@ def _create_or_update_initial(
 
     def create_or_update(
             self, resource_group_name, gallery_name, gallery_image_name, gallery_image, custom_headers=None, raw=False, polling=True, **operation_config):
-        """Create or update a gallery image.
+        """Create or update a gallery Image Definition.
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param gallery_name: The name of the gallery.
+        :param gallery_name: The name of the Shared Image Gallery in which the
+         Image Definition is to be created.
         :type gallery_name: str
-        :param gallery_image_name: The name of the gallery image.
+        :param gallery_image_name: The name of the gallery Image Definition to
+         be created or updated. The allowed characters are alphabets and
+         numbers with dots, dashes, and periods allowed in the middle. The
+         maximum length is 80 characters.
         :type gallery_image_name: str
         :param gallery_image: Parameters supplied to the create or update
          gallery image operation.
@@ -151,13 +155,15 @@ def get_long_running_output(response):
 
     def get(
             self, resource_group_name, gallery_name, gallery_image_name, custom_headers=None, raw=False, **operation_config):
-        """Retrieves information about a gallery image.
+        """Retrieves information about a gallery Image Definition.
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param gallery_name: The name of the gallery.
+        :param gallery_name: The name of the Shared Image Gallery from which
+         the Image Definitions are to be retrieved.
         :type gallery_name: str
-        :param gallery_image_name: The name of the gallery image.
+        :param gallery_image_name: The name of the gallery Image Definition to
+         be retrieved.
         :type gallery_image_name: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
@@ -259,9 +265,11 @@ def delete(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param gallery_name: The name of the gallery.
+        :param gallery_name: The name of the Shared Image Gallery in which the
+         Image Definition is to be deleted.
         :type gallery_name: str
-        :param gallery_image_name: The name of the gallery image.
+        :param gallery_image_name: The name of the gallery Image Definition to
+         be deleted.
         :type gallery_image_name: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: The poller return type is ClientRawResponse, the
@@ -299,11 +307,12 @@ def get_long_running_output(response):
 
     def list_by_gallery(
             self, resource_group_name, gallery_name, custom_headers=None, raw=False, **operation_config):
-        """List gallery images under a gallery.
+        """List gallery Image Definitions in a gallery.
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param gallery_name: The name of the gallery.
+        :param gallery_name: The name of the Shared Image Gallery from which
+         Image Definitions are to be listed.
         :type gallery_name: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the