Can I change my Apple ID?
Can I change my Apple ID?
Can I change my Apple ID?
See the information in Change your Apple ID - Apple Support
See the information in Change your Apple ID - Apple Support
I think it might be possible! Head here: https://appleid.apple.com/account/manage then click on the Edit button in the Account section. It will re-direct you to another page. Top in there, right below the Apple ID, it shows this for me:
Can I change my Apple ID?