If you want to unlock the LG K121 K4 with the IMEI code, we can do this no problem; all LG mobiles are unlocked by code. After introducing the code the mobile will be unlocked, without losing its warranty or any data. These unlock codes are calculated in minutes, and you will instantly have your phone unlocked forever!
You can unlock your blocked Spectrum, C Spire, AT&T, US Cellular, Cingular, Cricket, Nextel, Sprint, T-Mobile, Verizon, MetroPCS, Tracfone, Boost Mobile, Aio, Net10, StraightTalk, H20 Wireless, Simple Mobile, Virgin Mobile, Family Mobile, Xfinity Mobile, Viaero, Total Wireless, Ultra Mobile, Visible Wireless telephone from USA (spanish), and then use any SIM card from any country or network.
1. - Turn the terminal on with or without a SIM Card
2. - Dial the code 2945#*(model number)#
For example: If your model is D802, dial 2945#*802#
For example: If your model is E610, dial 2945#*610#
3. - A hidden menu will appear. Select Network lock
4. - Enter the code and press OK
4b. - If your phone indicates "not personalised", enter this other code the code in the Service Provider category and press Unlock.
Device Unlock app method:
1. - Make sure you have an active data connection via mobile data or Wi-Fi.
2.- From the Application list, tap Device Unlock, the application is pre installed in your device.
3.- Choose the Permanent Unlock or Unlock Device option
4.- Restart the device.