User contributions
- 20:37, 21 March 2020 (diff | hist) . . (+3,393) . . N What is a carrier lock (Created page with "<i>SIM lock: </i><br /><br />A sim lock, NETWORK LOCK, Carrier Lock, imei-lock or (MASTER) subsidy lock serves as a technical restriction built into GSM and CDMA phones by pro...") (current)