You will eventually be forced to re-add it at some point. The point is (it's not my account) that unless you religiously update the phone number in all your ac

You will eventually be forced to re-add it at some point. The point is (it's not my account) that unless you religiously update the phone number in all your accounts you will at some point lose access to some of them despite being able to prove with all the other details it's you who created and used them. Just because. Because phone number is a very valuable identifier for the ad company.