How to unlock a disabled iPad if you forgot the password, and restore it

If you forgot the passcode to your iPad, or the device has been disabled, you can restore and unlock it with a computer or ...
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Using iPad Recovery Mode to Fix a Frozen or Unresponsive Device

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 ...