What if my Apple ID is greyed out?
Fix Apple ID Greyed-out by Screen Time Passcode
Tap Settings > Screen time > Content and privacy > Scroll to Allow changes and check if you are allowed to change your account. If not, enable them and check that your Apple ID is no longer greyed out.
Why is my iCloud grey in settings?
If you can't click on iCloud in Settings on your iPhone, iPad, or Mac, it can mean that servers aren't working, you aren't connected to the internet, or something more severe.
Why is my name greyed out on iPhone?
There might be restrictions set up on your device, so tap Settings > Screen Time > Content & Privacy > scroll to Allow Changes, and check to see if Account changes are allowed. If not, enable them and check to see if your Apple ID is no longer grey.
How do I restore my Apple ID?
Go to the Apple ID account website, click Sign In, click “Forgot Apple ID or password?” then follow the onscreen instructions.
How to unlock Apple ID?
Why is my iCloud grey in settings?
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Why are my iCloud files grayed out?
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How do I turn my iCloud back on?
How do I restore my iCloud settings?