Network lock status The network lock manager is a facility that works in cooperation with the Network File System (NFS) to provide a System V style of advisory file and record locking over the network. But there are different ways to Unlock SIM Network locked Android phones, we will guide you through those methods in this article. iPhone IMEI Checker – Check iPhone IMEI Code. If you see the messages 'Unlocked' the device is safe to get and use with different SIMs of various networks worldwide. ' If the return answer is 'Locked', the iPhone is locked to one mobile network and cannot be used with another carrier. Tap How do I know if my phone is unlocked? Best answer: You can contact your mobile carrier to check if your phone can be unlocked. Extra IMEI Data: Blacklist Status: BLACKLISTED Blacklisted By: AT&T Blacklisted On: 2020-08-04 21:38:48 Blacklisted Country: United States Last Activation Country: United States KnoxGuard: OFF Attention! You can obtain extra IMEI data by using our paid services, which are listed on our website. If your Samsung phone is network-locked, you will encounter the following messages: "SIM network unlock PIN". RMX3760 region lock [Answered] Try network unlock button and post result. Open the Settings app and go into General. ubcowhjhapuqguiadfdarzjtgjghutwdyygwkpiqhdiivsnpytdfpnlroimngdvocruaommbtv