Telegram on ipadOS 16 and 16.1 have one critical bug:
When open in slide over mode and write something in the chat, the keyboard appears and the telegram interface does not rise above it. So I simply can't see what I'm writing. By the way in full-screen or split view mode, everything is fine.
Telegram iOS 9.0.2 (24217), iPad Pro 11 inch (2th gen), 16.1