diff --git a/SwiftProject/SwiftProject.xcodeproj/project.pbxproj b/SwiftProject/SwiftProject.xcodeproj/project.pbxproj
index 30ab3b6..7dca973 100644
--- a/SwiftProject/SwiftProject.xcodeproj/project.pbxproj
+++ b/SwiftProject/SwiftProject.xcodeproj/project.pbxproj
@@ -984,7 +984,7 @@
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 1.0;
+				CURRENT_PROJECT_VERSION = 1.2;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = 8DQD6BV6H9;
 				ENABLE_APP_SANDBOX = NO;
@@ -1037,7 +1037,7 @@
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 1.0;
+				CURRENT_PROJECT_VERSION = 1.2;
 				DEVELOPMENT_TEAM = 8DQD6BV6H9;
 				ENABLE_APP_SANDBOX = NO;
 				GCC_PREPROCESSOR_DEFINITIONS = (
diff --git a/SwiftProject/SwiftProject.xcworkspace/xcuserdata/aaa.xcuserdatad/UserInterfaceState.xcuserstate b/SwiftProject/SwiftProject.xcworkspace/xcuserdata/aaa.xcuserdatad/UserInterfaceState.xcuserstate
index de39ca2..97d0266 100644
Binary files a/SwiftProject/SwiftProject.xcworkspace/xcuserdata/aaa.xcuserdatad/UserInterfaceState.xcuserstate and b/SwiftProject/SwiftProject.xcworkspace/xcuserdata/aaa.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/SwiftProject/SwiftProject.xcworkspace/xcuserdata/aaa.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist b/SwiftProject/SwiftProject.xcworkspace/xcuserdata/aaa.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
index e33c17a..24bb893 100644
--- a/SwiftProject/SwiftProject.xcworkspace/xcuserdata/aaa.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
+++ b/SwiftProject/SwiftProject.xcworkspace/xcuserdata/aaa.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
@@ -680,5 +680,69 @@
             </Locations>
          </BreakpointContent>
       </BreakpointProxy>
+      <BreakpointProxy
+         BreakpointExtensionID = "Xcode.Breakpoint.FileBreakpoint">
+         <BreakpointContent
+            uuid = "BB183D45-3193-4FC7-92DB-275D529A4AE6"
+            shouldBeEnabled = "Yes"
+            ignoreCount = "0"
+            continueAfterRunningActions = "No"
+            filePath = "SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/CCSpatialVideoDisplayController.swift"
+            startingColumnNumber = "9223372036854775807"
+            endingColumnNumber = "9223372036854775807"
+            startingLineNumber = "531"
+            endingLineNumber = "531"
+            landmarkName = "displayUpdate(caDisplayLink:)"
+            landmarkType = "7">
+         </BreakpointContent>
+      </BreakpointProxy>
+      <BreakpointProxy
+         BreakpointExtensionID = "Xcode.Breakpoint.FileBreakpoint">
+         <BreakpointContent
+            uuid = "8F610068-6D99-4BE0-9B62-0CCC054BA078"
+            shouldBeEnabled = "Yes"
+            ignoreCount = "0"
+            continueAfterRunningActions = "No"
+            filePath = "SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/CCSpatialVideoDisplayController.swift"
+            startingColumnNumber = "9223372036854775807"
+            endingColumnNumber = "9223372036854775807"
+            startingLineNumber = "457"
+            endingLineNumber = "457"
+            landmarkName = "dealTaskWhenExternalScreenConnect()"
+            landmarkType = "7">
+         </BreakpointContent>
+      </BreakpointProxy>
+      <BreakpointProxy
+         BreakpointExtensionID = "Xcode.Breakpoint.FileBreakpoint">
+         <BreakpointContent
+            uuid = "311C202A-06E3-4B12-8A88-0704B802EA9C"
+            shouldBeEnabled = "Yes"
+            ignoreCount = "0"
+            continueAfterRunningActions = "No"
+            filePath = "SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/CCSpatialVideoDisplayController.swift"
+            startingColumnNumber = "9223372036854775807"
+            endingColumnNumber = "9223372036854775807"
+            startingLineNumber = "453"
+            endingLineNumber = "453"
+            landmarkName = "dealTaskWhenExternalScreenConnect()"
+            landmarkType = "7">
+         </BreakpointContent>
+      </BreakpointProxy>
+      <BreakpointProxy
+         BreakpointExtensionID = "Xcode.Breakpoint.FileBreakpoint">
+         <BreakpointContent
+            uuid = "B63A78BF-7A76-4AE2-BE27-20FAE31206D0"
+            shouldBeEnabled = "Yes"
+            ignoreCount = "0"
+            continueAfterRunningActions = "No"
+            filePath = "SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/CCSpatialVideoDisplayController.swift"
+            startingColumnNumber = "9223372036854775807"
+            endingColumnNumber = "9223372036854775807"
+            startingLineNumber = "444"
+            endingLineNumber = "444"
+            landmarkName = "dealTaskWhenExternalScreenConnect()"
+            landmarkType = "7">
+         </BreakpointContent>
+      </BreakpointProxy>
    </Breakpoints>
 </Bucket>
diff --git a/SwiftProject/SwiftProject/Info.plist b/SwiftProject/SwiftProject/Info.plist
index 4602d82..021939e 100644
--- a/SwiftProject/SwiftProject/Info.plist
+++ b/SwiftProject/SwiftProject/Info.plist
@@ -40,8 +40,6 @@
 		</dict>
 	</dict>
 	<key>UIBackgroundModes</key>
-	<array>
-		<string>audio</string>
-	</array>
+	<array/>
 </dict>
 </plist>
diff --git a/SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/CCSpatialVideoDisplayController.swift b/SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/CCSpatialVideoDisplayController.swift
index 426f9d6..986d319 100644
--- a/SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/CCSpatialVideoDisplayController.swift
+++ b/SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/CCSpatialVideoDisplayController.swift
@@ -441,9 +441,9 @@ class CCSpatialVideoDisplayController: BaseController {
     
     //当外接屏幕连接时
     func dealTaskWhenExternalScreenConnect(){
-        if link == true {
-            return
-        }
+//        if link == true {
+//            return
+//        }
         
         link = true
         isPlaying = true