How do I get rid of someone else's Apple ID on my iPhone without password?

Answer

Go to Settings General Reset Erase All Content & Settings.
That’s because the Apps that are requesting an update are ones downloaded with another Apple ID.
You will not be able to update those apps without that Apple ID password.
However, you can delete the apps, and then redownload them from the App Store.

How to Remove Apple ID From iPhone without Password

How can I get someone else’s Apple ID off my iPhone if I don’t know the password?

You can’t. The only way to get someone else’s Apple ID off your iPhone is if you know the password.

How do I remove a different Apple ID from my iPhone?

To remove a different Apple ID from your iPhone, you will need to go to Settings > iCloud > Sign Out. You can also enter your Apple ID password to confirm that you want to sign out of iCloud.

How do I delete an Apple ID that is not mine?

If you have access to the email account that is associated with the Apple ID, then you can use the “Find My iPhone” feature to remove the device from your account. If not, then you will need to contact Apple Support and provide a form of identification to prove that you are authorized to make changes to the account.

How do I delete someone’s Apple ID?

This is a difficult question to answer, because it’s not possible to delete someone’s Apple ID. The only way to do this would be to contact Apple and request that they do so.

Does a factory reset remove Apple ID?

Factory resetting an iPhone removes the Apple ID login credentials. However, it is not a guaranteed way to remove all personal data from your device.

How do I stop sharing between iPhones?

On the phone that you want to stop sharing, go to Settings > General > Reset > Reset All Settings. This will erase your phone and reset it to factory settings.

What happens if two phones have the same Apple ID?

If two phones have the same Apple ID, then they will be linked together. This means that any purchases made on one phone will also show up on the other phone. However, this also means that any purchases made on one phone will also show up on the other phone.

How do I Unsync two iPhones from the same Apple ID?

On your iPhone, go to Settings then tap on iCloud. Tap on your Apple ID and enter the password. Under “iCloud Services” there is an option to “Sign Out”.

How do I separate two devices with the same Apple ID?

To separate two devices with the same Apple ID, you will need to log into your account on iTunes and then delete one of the devices. This will remove that device’s Apple ID from your account.

Can two devices be logged into Apple ID?

Yes. You can log into two devices with your Apple ID, but you cannot use the same Apple ID on two different devices.