Issues Using a Bluetooth Keyboard with iOS 8.3

iOS and iPadOS

Hi. I was wondering whaat the deal is with bluetooth keyboards is on IOS 8.3? I know that these keyboards were a major issue with IOS 8. I am trying to see if I can edit a document with a bluetooth keyboard, but thhe keyboard will not read words or will reread letters or characters.

Thank you for your help.Have a nice day.