Bug? Keyboard disappears

Testing version:
iOS 11504 (with iOS 17 beta installed!)

What were you doing:
Selecting Format item (BIU)

What feature did you use:
Pressed B (bold) then selected Format again to enter a date

What happened:
Keyboard slid down out of sight

What did you expect to happen:
Keyboard to stay in place to either type or be able to select Format again

Hello. At the moment we can’t work on iOS 17 or macOS 13 fixes and this sounds like an iOS bug.

Thanks, totally understand!