Recovery Mode: Connect iPad to a computer > open Finder (Catalina or later) or iTunes > restart > Update from the recovery screen. If you don't have access to a computer, use iCloud to wipe the iPad ...
What to do next when passcode attempts lock you out ...
If you're an iPhone user, you may have experienced your device getting stuck in recovery mode. This can be a frustrating experience, as it can prevent you from using your phone or accessing your data.