If you have a PlayStation 4, there are a few ways to change your phone number. One way is to use the PlayStation App. Another way is to use the PS4’s online service, PlayStation Plus. You can also change your phone number using a third-party app like My Phone Number or Cell Tracker. To change your phone number on PS4, first open the PlayStation App and sign in with your account information. Then find the “Phone Number” option and select it. Next, enter in the new phone number you want to use and click “OK” to save the changes.