Someone is using my SIM card # and phone number to spy on my phone

NikiH83 Said:

"My boyfriend is using my SIM card # an old SIM card # and old phone my iCloud email, gmail and my phone number to hack into my iPhone 11 and watch everything I do. How to I get him off of my phone and all my accounts?"

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How would you know this? The only way for an iPhone to be hacked is if it have been jail broken. And the only way to know that this has occurred is you are are of it being jail broken.

Troubleshooting a Highjacked Account:

Secure your Info:

If concerned for device access, then (A)verify your devices, and then (B)modify your credentials. Open a new eMail address and use that for your Apple ID.

1. Verify your Devices:

Verify that all devices are logged in to your account, by using this link: Check your Apple ID Device List to See where you're Signed in - Apple Support

then...

2. Modify your Credentials:

Having been stollen, someone lily has your credentials. So, by all means, modifying them.

• Modify: your login credentials (Using Both a New eMail and a New Password for each and all sites)
• Associate: a different method of payment to your account
• Enable: Two-Factor Authentication for Apple ID and for all other accounts that have such an applicable option

III. Report Items to Apple:

So, report phone calls' and messages' info to Apple and others. Use my User: Using the Photos App to Report Scams - User Tip