Checks device OS version before starting video conference due to an internal library bug.

app/src/main/java/chat/rocket/android/chatroom/presentation/ChatRoomNavigator.kt

 package chat.rocket.android.chatroom.presentation
 
+import android.os.Build
+import android.widget.Toast
 import chat.rocket.android.R
 import chat.rocket.android.chatdetails.ui.TAG_CHAT_DETAILS_FRAGMENT
 import chat.rocket.android.chatinformation.ui.messageInformationIntent
@@ -24,7 +26,16 @@ class ChatRoomNavigator(internal val activity: ChatRoomActivity) {
     }
 
     fun toVideoConference(chatRoomId: String, chatRoomType: String) {
+        // TODO: Jitsi isn't working with Android M- version. We need to remove the condition bellow after it's solved. (https://github.com/jitsi/jitsi-meet/pull/3967)/
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
             activity.startActivity(activity.videoConferenceIntent(chatRoomId, chatRoomType))
+        } else {
+            Toast.makeText(
+                activity,
+                "Sorry, unable to open the video conference due to device configuration",
+                Toast.LENGTH_SHORT
+            ).show()
+        }
     }
 
     fun toChatRoom(