diff --git a/TMessagesProj/src/main/java/org/telegram/ui/ChatActivity.java b/TMessagesProj/src/main/java/org/telegram/ui/ChatActivity.java
index ce9f0f8a..97c5b0f1 100644
--- a/TMessagesProj/src/main/java/org/telegram/ui/ChatActivity.java
+++ b/TMessagesProj/src/main/java/org/telegram/ui/ChatActivity.java
@@ -725,13 +725,6 @@ public class ChatActivity extends BaseFragment implements NotificationCenter.Not
         }
         if (currentEncryptedChat != null) {
             MediaController.getInstance().stopMediaObserver();
-            try {
-                if (Build.VERSION.SDK_INT >= 14) {
-                    getParentActivity().getWindow().clearFlags(WindowManager.LayoutParams.FLAG_SECURE);
-                }
-            } catch (Throwable e) {
-                FileLog.e("tmessages", e);
-            }
         }
         if (currentUser != null) {
             MessagesController.getInstance().cancelLoadFullUser(currentUser.id);
@@ -7025,25 +7018,7 @@ public class ChatActivity extends BaseFragment implements NotificationCenter.Not
     }
 
     private void updateInformationForScreenshotDetector() {
-        if (currentEncryptedChat == null) {
-            return;
-        }
-        ArrayList<Long> visibleMessages = new ArrayList<>();
-        if (chatListView != null) {
-            int count = chatListView.getChildCount();
-            for (int a = 0; a < count; a++) {
-                View view = chatListView.getChildAt(a);
-                MessageObject object = null;
-                if (view instanceof ChatBaseCell) {
-                    ChatBaseCell cell = (ChatBaseCell) view;
-                    object = cell.getMessageObject();
-                }
-                if (object != null && object.getId() < 0 && object.messageOwner.random_id != 0) {
-                    visibleMessages.add(object.messageOwner.random_id);
-                }
-            }
-        }
-        MediaController.getInstance().setLastEncryptedChatParams(chatEnterTime, chatLeaveTime, currentEncryptedChat, visibleMessages);
+       return;
     }
 
     private boolean fixLayoutInternal() {