iTunes has been disabled on iPhone

Contact Apple Support, after reading this support article:--> If you see a message that says 'Your account has been disabled in the App Store and iTunes' , and use the following link:--> https://getsupport.apple.com/?caller=kbase&PGF=PGF63005&category_id=SC0245&symptom_id=23362

If you mean something different, please better specify your situation/needs

Regards

Giulio

Do you have a disabled Face ID alert on your device?

Please read the "What to do Next" section in this link, if nothing works as per the instruction given in this link --> If an alert says Face ID has been disabled on your iPhone or iPad Pro