How can I find out who is accessing my Apple ID account?
Can I find out who is trying to access my Apple ID account?
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You can't find out who the person is. There isn't a list that tracks who tries to access your Apple ID.
Check your device list to see if there is a device signed in that you don't recognize. You can remove the device using the steps in the article below. As a precaution, change your password.
Apple ID device list -Check to see where you‘re signed in.
What to do after you change your Apple ID or password - Apple Support I suggest doing this before you change your Apple ID or password.