You'll need your AT&T Wireless transfer PIN to keep your old number when switching from AT&T to another carrier. You don't need this number when you change your phone number with AT&T. This guide ...

Prarthana Gopal is an Author at Android Police. With over eight years of experience as a professional author and tech enthusiast, she brings a wealth of expertise to this role. Currently, she ...

Safaricom users may have their SIM cards blocked because they forgot their SIM PIN. This happens if one enters the wrong PIN more than three times, with the SIM automatically locking. This is ...