How to make apple id

If you need to make one in addition to the one you are using to post here,

This document explains how to create a new Apple ID (create an Apple Account) --> How to create a new Apple ID - Apple Support

If you see a 'Could Not Create Apple ID' or 'Could Not Set Up iCloud' message, read this article --> If you see a Could Not Create Apple ID or Could Not Set Up iCloud message - Apple Support

How to make Apple ID on iPad but this iPad has been used before

So you have an Apple ID on the iPad, don't make / create a 'new' Apple ID.

You can’t merge multiple Apple ID accounts.

If you still know that 'old' Apple ID, check your Apple ID via your email box.

See this Apple article: If you forgot your Apple ID

If you forgot your Apple ID email address or phone number - Apple Support

OR see -> Having trouble signing in?

https://iforgot.apple.com/password/verify/appleid

See -> If you can't connect or sign in to iCloud

If you can't connect or sign in to iCloud - Apple Support

-----

See this Apple article: Change your Apple ID

Change your Apple ID - Apple Support (SG)

Then see this Apple article: What to do after you change your Apple ID or password

What to do after you change your Apple ID or password - Apple Support