Originally Posted by
Xyzzy
I never use their app. I wonder how/when/whether T-Mobile plans to notify me ab

ut this.
The exact same wording/message that
draver shared is also clearly shown in your account when logging in via the website as well (in the "Manage Autopay" section)
Willingly trying to pretend the change isn't coming won't actually change the outcome and T-Mobile isn't required to come knock on your door in order to implement a change.
Regards