diff --git a/src/ios/classes/CameraParameter.m b/src/ios/classes/CameraParameter.m
index 5c5e933..118970d 100644
--- a/src/ios/classes/CameraParameter.m
+++ b/src/ios/classes/CameraParameter.m
@@ -46,7 +46,7 @@
 
         
         fQuality = [[command argumentAtIndex:0] intValue];
-        bOpacity = true; //[[command argumentAtIndex:7] boolValue];
+        bOpacity = false; //[[command argumentAtIndex:7] boolValue];
         nDefaultFlash = 2; //[[command argumentAtIndex:8] intValue];
         bSwitchFlash = true; //[[command argumentAtIndex:9] boolValue];
         nDefaultCamera = 0; //[[command argumentAtIndex:10] intValue];
diff --git a/src/ios/classes/CustomCamera.m b/src/ios/classes/CustomCamera.m
index a2e9f1a..d2e77ce 100755
--- a/src/ios/classes/CustomCamera.m
+++ b/src/ios/classes/CustomCamera.m
@@ -495,7 +495,6 @@ static NSString* toBase64(NSData* data) {
     nDestType = 0;
 
     CameraParameter *param = [[CameraParameter alloc] initWithCommand:lastCommand];
-
     if (nSourceType == 0) {
         UIImagePickerController *imagePickerController = [[UIImagePickerController alloc] init];
         imagePickerController.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
@@ -544,6 +543,9 @@ static NSString* toBase64(NSData* data) {
                     }
                 }
             }];
+            if (@available(iOS 13.0, *)){
+                cameraViewController.modalPresentationStyle = UIModalPresentationFullScreen;
+            }
             [self.viewController presentViewController:cameraViewController animated:YES completion:nil];
         }
     }