diff --git a/submodules/AccountContext/Sources/PresentationCallManager.swift b/submodules/AccountContext/Sources/PresentationCallManager.swift
index 0a96e7aa79..9806b9ab62 100644
--- a/submodules/AccountContext/Sources/PresentationCallManager.swift
+++ b/submodules/AccountContext/Sources/PresentationCallManager.swift
@@ -348,7 +348,6 @@ public protocol PresentationGroupCall: class {
     func lowerHand()
     func requestVideo()
     func disableVideo()
-    func requestScreencast()
     func disableScreencast()
     func switchVideoCamera()
     func updateDefaultParticipantsAreMuted(isMuted: Bool)
diff --git a/submodules/TelegramCallsUI/Sources/PresentationGroupCall.swift b/submodules/TelegramCallsUI/Sources/PresentationGroupCall.swift
index dfed87e9b2..1f6ad90668 100644
--- a/submodules/TelegramCallsUI/Sources/PresentationGroupCall.swift
+++ b/submodules/TelegramCallsUI/Sources/PresentationGroupCall.swift
@@ -2527,7 +2527,7 @@ public final class PresentationGroupCallImpl: PresentationGroupCall {
         self.videoCapturer?.switchVideoInput(isFront: self.useFrontCamera)
     }
 
-    public func requestScreencast() {
+    private func requestScreencast() {
         if self.screencastCallContext != nil {
             return
         }
diff --git a/submodules/TelegramCallsUI/Sources/VoiceChatCameraPreviewController.swift b/submodules/TelegramCallsUI/Sources/VoiceChatCameraPreviewController.swift
index 0970ec6cd9..bdcc420119 100644
--- a/submodules/TelegramCallsUI/Sources/VoiceChatCameraPreviewController.swift
+++ b/submodules/TelegramCallsUI/Sources/VoiceChatCameraPreviewController.swift
@@ -25,16 +25,14 @@ final class VoiceChatCameraPreviewController: ViewController {
     private let cameraNode: GroupVideoNode
     private let shareCamera: (ASDisplayNode) -> Void
     private let switchCamera: () -> Void
-    private let shareScreen: () -> Void
     
     private var presentationDataDisposable: Disposable?
     
-    init(context: AccountContext, cameraNode: GroupVideoNode, shareCamera: @escaping (ASDisplayNode) -> Void, switchCamera: @escaping () -> Void, shareScreen: @escaping () -> Void) {
+    init(context: AccountContext, cameraNode: GroupVideoNode, shareCamera: @escaping (ASDisplayNode) -> Void, switchCamera: @escaping () -> Void) {
         self.context = context
         self.cameraNode = cameraNode
         self.shareCamera = shareCamera
         self.switchCamera = switchCamera
-        self.shareScreen = shareScreen
         
         super.init(navigationBarPresentationData: nil)
         
@@ -71,10 +69,6 @@ final class VoiceChatCameraPreviewController: ViewController {
         self.controllerNode.switchCamera = { [weak self] in
             self?.switchCamera()
         }
-        self.controllerNode.shareScreen = { [weak self] in
-            self?.shareScreen()
-            self?.dismiss()
-        }
         self.controllerNode.dismiss = { [weak self] in
             self?.presentingViewController?.dismiss(animated: false, completion: nil)
         }
@@ -136,7 +130,6 @@ private class VoiceChatCameraPreviewControllerNode: ViewControllerTracingNode, U
     
     var shareCamera: (() -> Void)?
     var switchCamera: (() -> Void)?
-    var shareScreen: (() -> Void)?
     var dismiss: (() -> Void)?
     var cancel: (() -> Void)?
     
@@ -248,11 +241,6 @@ private class VoiceChatCameraPreviewControllerNode: ViewControllerTracingNode, U
                 strongSelf.shareCamera?()
             }
         }
-        self.screenButton.pressed = { [weak self] in
-            if let strongSelf = self {
-                strongSelf.shareScreen?()
-            }
-        }
         self.cancelButton.pressed = { [weak self] in
             if let strongSelf = self {
                 strongSelf.cancel?()
diff --git a/submodules/TelegramCallsUI/Sources/VoiceChatController.swift b/submodules/TelegramCallsUI/Sources/VoiceChatController.swift
index 163a18899b..bb53a66e16 100644
--- a/submodules/TelegramCallsUI/Sources/VoiceChatController.swift
+++ b/submodules/TelegramCallsUI/Sources/VoiceChatController.swift
@@ -185,6 +185,10 @@ final class GroupVideoNode: ASDisplayNode {
         
         let transition: ContainedViewLayoutTransition = .immediate
         transition.updateTransformRotation(view: self.videoView.view, angle: angle)
+
+        // TODO: properly fix the issue
+        // On iOS 13 and later metal layer transformation is broken if the layer does not require compositing
+        self.videoView.view.alpha = 0.995
     }
 }
 
@@ -3358,12 +3362,6 @@ public final class VoiceChatController: ViewController {
                         }
                     }, switchCamera: { [weak self] in
                         self?.call.switchVideoCamera()
-                    }, shareScreen: { [weak self] in
-                        guard let strongSelf = self else {
-                            return
-                        }
-
-                        self?.call.requestScreencast()
                     })
                     strongSelf.controller?.present(controller, in: .window(.root))
                 }