Customise your Mac with System Settings – Apple Support (UK)
Unknown device signed into my Apple ID - Apple Community
Can't change Apple ID - Apple Community
If you've forgotten your Mac login password – Apple Support (UK)
Use a different Apple ID to share purchases with Family Sharing – Apple Support (UK)
Change your Apple ID - Apple Support
Change a password or user picture on Mac – Apple Support (UK)
Sign in or out of your Apple ID on Mac – Apple Support (UK)
How to change Apple ID - 9to5Mac
I tried to change my Apple ID but I cant … - Apple Community
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Use a different Apple ID to share purchases with Family Sharing – Apple Support (UK)
How to change Apple ID - 9to5Mac
How to Change Your Mac Name in 3 Steps
How to Change Apple ID & iCloud Account Information on a Mac
Change your Apple ID password – Apple Support (UK)
Change your login picture on Mac – Apple Support (UK)
How to Change an Apple ID & iCloud Account in Mac OS X | OSXDaily
Change the name of your macOS user account and home folder – Apple Support (UK)
If you need to change or update your Apple ID payment method – Apple Support (UK)
Change Appstore user from MacBook? - Ask Different
How to manage your Apple ID account in System Preferences on Mac
I have followed instructions to change my… - Apple Community
Moved to a new country or region? – Apple Support (UK)
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