Password

Have you tried shutting down the iPad for a couple of minutes and then restarting the iPad?

See the articles below.

Update your iOS device.        

Get help with over-the-air iOS updates          

Update – Can’t or can’t restore 

Have you tried using iTunes on a computer or Finder if running Catalina or later to do the update?

 Update software on iOS devices in iTunes on Mac

If you see an error when you update or restore your iPhone, iPad, or iPod      

Updating iOS: common issues and solutions

Hello:) Take a look at link below.

If you forgot your Apple ID password - Apple Support

~Katana-San~

Hello again and again:) I tell you what let’s do…since this was marked solved your question may not be getting the attention of others in the forum who know more than I do. Go back ask question again and post everything you have done. That way the more knowledgeable people and there are plenty …will see it and jump in to help. I apologize for being unable to help you. Hang in there.

~Katana-San~

Hello beatrix177:) Sorry for your inability to connect to your Apple account. Have you contacted Apple Support for further assistance? Let me know and we will keep working on this.

~Katana-San~

Hello beatrix177:) Now we have the big guns helping you. Work through some of the info Eric Root has provided. Again,hang in there.

Hello :) Good work and glad you are able to enjoy your iPad now. You are welcome.

~Katana-San~