How do I find out if my phone been hacked
My phone told me my data is used on phone
Marking your own post as Solved may prevent others from trying to help because they think you have fixed your problem.
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. *
ASC YouTube for How to reset your Apple ID password
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.