diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 000000000..65365be68
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,15 @@
+# EditorConfig helps developers define and maintain consistent
+# coding styles between different editors and IDEs
+# editorconfig.org
+
+root = true
+
+[*]
+
+indent_style = space
+indent_size = 2
+
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
diff --git a/example/ios/AgoraExample.xcodeproj/project.pbxproj b/example/ios/AgoraExample.xcodeproj/project.pbxproj
index c816ad72e..72af6b196 100644
--- a/example/ios/AgoraExample.xcodeproj/project.pbxproj
+++ b/example/ios/AgoraExample.xcodeproj/project.pbxproj
@@ -143,7 +143,9 @@
 				ORGANIZATIONNAME = Facebook;
 				TargetAttributes = {
 					13B07F861A680F5B00A75B9A = {
+						DevelopmentTeam = GM72UGLGZW;
 						LastSwiftMigration = 1110;
+						ProvisioningStyle = Manual;
 					};
 				};
 			};
@@ -288,8 +290,10 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
+				CODE_SIGN_STYLE = Manual;
 				CURRENT_PROJECT_VERSION = 1;
 				DEAD_CODE_STRIPPING = NO;
+				DEVELOPMENT_TEAM = GM72UGLGZW;
 				INFOPLIST_FILE = AgoraExample/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				OTHER_CFLAGS = (
@@ -301,11 +305,12 @@
 					"-ObjC",
 					"-lc++",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = "org.reactjs.native.AgoraExample.$(PRODUCT_NAME:rfc1034identifier)";
+				PRODUCT_BUNDLE_IDENTIFIER = io.agora.react.AgoraExample;
 				PRODUCT_NAME = AgoraExample;
+				PROVISIONING_PROFILE_SPECIFIER = App;
 				SWIFT_OBJC_BRIDGING_HEADER = "AgoraExample-Bridging-Header.h";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 5.0;
+				SWIFT_VERSION = 4.0;
 				VERSIONING_SYSTEM = "apple-generic";
 			};
 			name = Debug;
@@ -316,7 +321,9 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
+				CODE_SIGN_STYLE = Manual;
 				CURRENT_PROJECT_VERSION = 1;
+				DEVELOPMENT_TEAM = GM72UGLGZW;
 				INFOPLIST_FILE = AgoraExample/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				OTHER_CFLAGS = (
@@ -328,10 +335,11 @@
 					"-ObjC",
 					"-lc++",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = "org.reactjs.native.AgoraExample.$(PRODUCT_NAME:rfc1034identifier)";
+				PRODUCT_BUNDLE_IDENTIFIER = io.agora.react.AgoraExample;
 				PRODUCT_NAME = AgoraExample;
+				PROVISIONING_PROFILE_SPECIFIER = App;
 				SWIFT_OBJC_BRIDGING_HEADER = "AgoraExample-Bridging-Header.h";
-				SWIFT_VERSION = 5.0;
+				SWIFT_VERSION = 4.0;
 				VERSIONING_SYSTEM = "apple-generic";
 			};
 			name = Release;
diff --git a/example/ios/AgoraExample.xcodeproj/xcshareddata/xcschemes/AgoraExample.xcscheme b/example/ios/AgoraExample.xcodeproj/xcshareddata/xcschemes/AgoraExample.xcscheme
index ecfd19fe0..64ade9fbb 100644
--- a/example/ios/AgoraExample.xcodeproj/xcshareddata/xcschemes/AgoraExample.xcscheme
+++ b/example/ios/AgoraExample.xcodeproj/xcshareddata/xcschemes/AgoraExample.xcscheme
@@ -1,68 +1,24 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0940"
    version = "1.3">
-   <BuildAction
-      parallelizeBuildables = "NO"
-      buildImplicitDependencies = "YES">
+   <BuildAction>
       <BuildActionEntries>
          <BuildActionEntry
-            buildForTesting = "YES"
-            buildForRunning = "YES"
-            buildForProfiling = "YES"
-            buildForArchiving = "YES"
-            buildForAnalyzing = "YES">
+            buildForRunning = "YES">
             <BuildableReference
                BuildableIdentifier = "primary"
-               BlueprintIdentifier = "83CBBA2D1A601D0E00E9B192"
-               BuildableName = "libReact.a"
+               BuildableName = "React"
                BlueprintName = "React"
-               ReferencedContainer = "container:../node_modules/react-native/React/React.xcodeproj">
-            </BuildableReference>
-         </BuildActionEntry>
-         <BuildActionEntry
-            buildForTesting = "YES"
-            buildForRunning = "YES"
-            buildForProfiling = "YES"
-            buildForArchiving = "YES"
-            buildForAnalyzing = "YES">
-            <BuildableReference
-               BuildableIdentifier = "primary"
-               BlueprintIdentifier = "13B07F861A680F5B00A75B9A"
-               BuildableName = "AgoraExample.app"
-               BlueprintName = "AgoraExample"
-               ReferencedContainer = "container:AgoraExample.xcodeproj">
+               ReferencedContainer = "container:React.xcodeproj">
             </BuildableReference>
          </BuildActionEntry>
       </BuildActionEntries>
    </BuildAction>
-   <TestAction
-      buildConfiguration = "Debug"
-      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
-      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      shouldUseLaunchSchemeArgsEnv = "YES">
-      <MacroExpansion>
-         <BuildableReference
-            BuildableIdentifier = "primary"
-            BlueprintIdentifier = "13B07F861A680F5B00A75B9A"
-            BuildableName = "AgoraExample.app"
-            BlueprintName = "AgoraExample"
-            ReferencedContainer = "container:AgoraExample.xcodeproj">
-         </BuildableReference>
-      </MacroExpansion>
-   </TestAction>
    <LaunchAction
-      buildConfiguration = "Debug"
-      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
-      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      launchStyle = "0"
       useCustomWorkingDirectory = "NO"
-      ignoresPersistentStateOnLaunch = "NO"
-      debugDocumentVersioning = "YES"
-      debugServiceExtension = "internal"
+      buildConfiguration = "Debug"
       allowLocationSimulation = "YES">
-      <BuildableProductRunnable
-         runnableDebuggingMode = "0">
+      <BuildableProductRunnable>
          <BuildableReference
             BuildableIdentifier = "primary"
             BlueprintIdentifier = "13B07F861A680F5B00A75B9A"
@@ -72,28 +28,4 @@
          </BuildableReference>
       </BuildableProductRunnable>
    </LaunchAction>
-   <ProfileAction
-      buildConfiguration = "Release"
-      shouldUseLaunchSchemeArgsEnv = "YES"
-      savedToolIdentifier = ""
-      useCustomWorkingDirectory = "NO"
-      debugDocumentVersioning = "YES">
-      <BuildableProductRunnable
-         runnableDebuggingMode = "0">
-         <BuildableReference
-            BuildableIdentifier = "primary"
-            BlueprintIdentifier = "13B07F861A680F5B00A75B9A"
-            BuildableName = "AgoraExample.app"
-            BlueprintName = "AgoraExample"
-            ReferencedContainer = "container:AgoraExample.xcodeproj">
-         </BuildableReference>
-      </BuildableProductRunnable>
-   </ProfileAction>
-   <AnalyzeAction
-      buildConfiguration = "Debug">
-   </AnalyzeAction>
-   <ArchiveAction
-      buildConfiguration = "Release"
-      revealArchiveInOrganizer = "YES">
-   </ArchiveAction>
 </Scheme>
diff --git a/example/ios/AgoraExample/Images.xcassets/AppIcon.appiconset/Contents.json b/example/ios/AgoraExample/Images.xcassets/AppIcon.appiconset/Contents.json
index 118c98f74..81213230d 100644
--- a/example/ios/AgoraExample/Images.xcassets/AppIcon.appiconset/Contents.json
+++ b/example/ios/AgoraExample/Images.xcassets/AppIcon.appiconset/Contents.json
@@ -2,37 +2,52 @@
   "images" : [
     {
       "idiom" : "iphone",
-      "size" : "29x29",
-      "scale" : "2x"
+      "scale" : "2x",
+      "size" : "20x20"
     },
     {
       "idiom" : "iphone",
-      "size" : "29x29",
-      "scale" : "3x"
+      "scale" : "3x",
+      "size" : "20x20"
     },
     {
       "idiom" : "iphone",
-      "size" : "40x40",
-      "scale" : "2x"
+      "scale" : "2x",
+      "size" : "29x29"
     },
     {
       "idiom" : "iphone",
-      "size" : "40x40",
-      "scale" : "3x"
+      "scale" : "3x",
+      "size" : "29x29"
     },
     {
       "idiom" : "iphone",
-      "size" : "60x60",
-      "scale" : "2x"
+      "scale" : "2x",
+      "size" : "40x40"
     },
     {
       "idiom" : "iphone",
-      "size" : "60x60",
-      "scale" : "3x"
+      "scale" : "3x",
+      "size" : "40x40"
+    },
+    {
+      "idiom" : "iphone",
+      "scale" : "2x",
+      "size" : "60x60"
+    },
+    {
+      "idiom" : "iphone",
+      "scale" : "3x",
+      "size" : "60x60"
+    },
+    {
+      "idiom" : "ios-marketing",
+      "scale" : "1x",
+      "size" : "1024x1024"
     }
   ],
   "info" : {
-    "version" : 1,
-    "author" : "xcode"
+    "author" : "xcode",
+    "version" : 1
   }
-}
\ No newline at end of file
+}