Xda-developers samsung galaxy s ii i9100 galaxy s ii q&a, help & troubleshooting [solved!] enter network lock control key by biggary xda developers was founded by developers, for developers.. 2. if asked insert the "network control key" or "unlock code" 3.the phone will ask you to enter the unlock code. 4. enter the unlock code. your phone is now unlocked. get the samsung galaxy s2 lte gt-i9210 unlock code ›. How to unlock the samsung galaxy s2 to use another network's sim the cyanogenmod project has been shut down. click here for more information. this page is of historical interest only. record your imei . mobile phones are designed to be locked down so they can only be used in a specific country, or on a specific network..
7. after phone restarts, type the unfreeze code (mck code) when prompted to enter "sim network unlock pin" or "enter network lock control key" screen and hit unlock button. 8. it will say "unsuccessful" again, don't worry! 9. type the unlock code (network or nck code) and hit unlock button. 10.. How to unlock samsung galaxy s2, s3, note , note 2 models follow these steps carefully, as long as you have the correct code it will work perfectly, your device must be updated to the latest firmware.. I own a samsung galaxy s2 gt-i9100 which i believe is locked to vodafone. a few weeks ago we lost the vodafone network in our area for a few days and my s2 upon rebooting came up with a 'enter network lock control key' request. as i purchased the mobile through vodafone and the sim is vodafone this should not happen..
