diff --git a/docs/samples/customer360/Customer360.ipynb b/docs/samples/customer360/Customer360.ipynb
index ad9431d66..316f6b58d 100644
--- a/docs/samples/customer360/Customer360.ipynb
+++ b/docs/samples/customer360/Customer360.ipynb
@@ -150,7 +150,7 @@
          },
          "outputs": [],
          "source": [
-            "! pip install --force-reinstall git+https://github.com/feathr-ai/feathr.git@registry_fix#subdirectory=feathr_project pandavro scikit-learn"
+            "%pip install --force-reinstall git+https://github.com/feathr-ai/feathr.git@registry_fix#subdirectory=feathr_project pandavro scikit-learn"
          ]
       },
       {
diff --git a/docs/samples/databricks/databricks_quickstart_nyc_taxi_demo.ipynb b/docs/samples/databricks/databricks_quickstart_nyc_taxi_demo.ipynb
index f71c30b3a..07905d591 100644
--- a/docs/samples/databricks/databricks_quickstart_nyc_taxi_demo.ipynb
+++ b/docs/samples/databricks/databricks_quickstart_nyc_taxi_demo.ipynb
@@ -70,7 +70,7 @@
    },
    "outputs": [],
    "source": [
-    "# Install feathr from the latest codes in the repo. You may use `pip install feathr[notebook]` as well.\n",
+    "# Install feathr from the latest codes in the repo. You may use `pip install \"feathr[notebook]\"` as well.\n",
     "%pip install \"git+https://github.com/feathr-ai/feathr.git#subdirectory=feathr_project&egg=feathr[notebook]\""
    ]
   },
diff --git a/docs/samples/feature_embedding.ipynb b/docs/samples/feature_embedding.ipynb
old mode 100755
new mode 100644
index 1b8f831b0..27498b1f5
--- a/docs/samples/feature_embedding.ipynb
+++ b/docs/samples/feature_embedding.ipynb
@@ -26,8 +26,8 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "# Install feathr from the latest codes in the repo. You may use `pip install feathr[notebook]` as well.\n",
-    "# %pip install \"git+https://github.com/feathr-ai/feathr.git#subdirectory=feathr_project&egg=feathr[notebook]\""
+    "# Install feathr from the latest codes in the repo. You may use `pip install \"feathr[notebook]\"` as well.\n",
+    "#%pip install \"git+https://github.com/feathr-ai/feathr.git#subdirectory=feathr_project&egg=feathr[notebook]\""
    ]
   },
   {
diff --git a/docs/samples/nyc_taxi_demo.ipynb b/docs/samples/nyc_taxi_demo.ipynb
index 832b50a31..c9eb11bba 100644
--- a/docs/samples/nyc_taxi_demo.ipynb
+++ b/docs/samples/nyc_taxi_demo.ipynb
@@ -73,10 +73,10 @@
    "outputs": [],
    "source": [
     "# To install feathr from the latest codes in the repo:\n",
-    "# %pip install \"git+https://github.com/feathr-ai/feathr.git#subdirectory=feathr_project&egg=feathr[notebook]\" \n",
+    "#%pip install \"git+https://github.com/feathr-ai/feathr.git#subdirectory=feathr_project&egg=feathr[notebook]\" \n",
     "\n",
     "# To install the latest release:\n",
-    "# %pip install feathr[notebook] "
+    "#%pip install \"feathr[notebook]\""
    ]
   },
   {
diff --git a/docs/samples/product_recommendation_demo_advanced.ipynb b/docs/samples/product_recommendation_demo_advanced.ipynb
index bb753acdb..32eebac56 100644
--- a/docs/samples/product_recommendation_demo_advanced.ipynb
+++ b/docs/samples/product_recommendation_demo_advanced.ipynb
@@ -99,7 +99,7 @@
          "source": [
             "### Install Feathr python package and it's dependencies\n",
             "\n",
-            "Here, we install the package from the repository's main branch. To use the latest release, you may run `pip install feathr[notebook]` instead. If so, however, some of the new features in this notebook might not work."
+            "Here, we install the package from the repository's main branch. To use the latest release, you may run `pip install \"feathr[notebook]\"` instead. If so, however, some of the new features in this notebook might not work."
          ]
       },
       {
@@ -108,8 +108,8 @@
          "metadata": {},
          "outputs": [],
          "source": [
-            "# Uncomment and run this cell to install feathr from the latest codes in the repo. You may use `pip install feathr[notebook]` as well.\n",
-            "# %pip install \"git+https://github.com/feathr-ai/feathr.git#subdirectory=feathr_project&egg=feathr[notebook]\"  "
+            "# Uncomment and run this cell to install feathr from the latest codes in the repo. You may use `pip install \"feathr[notebook]\"` as well.\n",
+            "#%pip install \"git+https://github.com/feathr-ai/feathr.git#subdirectory=feathr_project&egg=feathr[notebook]\"  "
          ]
       },
       {