Happens to me too. But if, after unlocking the screen, I tap the chat area (where the converation is displayed) in Telegram and then tap the text entry widget the keyboard does pop up. Maybe the OSK needs to see a change of the focused widget after return from lock screen?
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1648593 Title: Keyboard usualy not showing up in apps after unlocking the screen To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-keyboard/+bug/1648593/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs