If you forgot your iPad passcode - Apple Support

iPad User Guide - Apple Support

Temporarily use your old passcode when you forget your new passcode on iPhone or iPad - Apple Support

Forgot iPad Passcode? Here are 4 Incredibly Useful Ways!

Activation Lock for iPhone and iPad - Apple Support

What to do before you sell, give away, or trade in your iPhone or iPad - Apple Support

What if You Forgot iPad Passcode? Here's Tech Solution - Forgot Apple Support - Quora

If you see an iPhone or iPad unavailable message or Security Lockout screen - Apple Support

How to Fix: I Forgot My iPad Password or Passcode

If your iPhone or iPad won't connect to a Wi-Fi network - Apple Support

Contact - Official Apple Support