Update LG Optimus GT 540 with Jellybean 4.1 Cyanogens Mod 10 Firmware


In this article I am going to give you a complete tutorial on 'How to Update LG Optimus GT 540 with its lately available Android Jellybean update'. Read on this article to find out more details about this guide.

The company of LG has come up with the recent version of Jellybean 4.1 firmware which is an excellent module for smart phones. All credit goes to the Cyanogens mod team for starting this wonderful thing. But due to lack of ETA on there may be a possibility that it might not be able to function. May be when everything is checked I think one can install this software.



List of Items that works and that does not work on LG Optimus GT 540


For the convenience of customers there is some list of items that work and that does not work. The list can be updated.

List of Items that Works


  • GSM(not complete)

  • UMS(not complete)

  • HW Acceleration

  • Accelerometer

  • Haptic feedback

  • Keyboard

  • Time zones

  • Root

  • Mic

  • App2SD

  • Audio(complete)

  • Browser

  • Gallery

  • List of Items that Does not works


  • Camera

  • Headphones

  • Codec's

  • Possible problems with lost sim cards(For this there is also a risk involved).


  • Disclaimer: The instructions should be followed properly while proceeding to smartphones. We are not responsible for any loss or damage of the product. The difficulties faced in the device may be handled at the above address.

    How to backup and restore to avoid data being lost or Damaged


    There are some methods to be adopted in order to avoid data being lost or damaged.
  • SMS: Use of SMS backup and Restore app

  • Contacts: Sync with Gmail application.

  • Call log: Call log and Restore.


  • Note: To avoid the device being switching off due to low battery and to ensure complete protection of your device while on the process, the updating should be modified carefully and closely monitored. For example the USB debugging, settings, applications development etc.
    After completing all the above steps, we shall proceed further.

    Procedure to update LG Optimums One GT 540 with Jellybean 4.1 Cyanogens Mod 10 Firmware


  • Step 1: First of all switch on the computer and download the software Jellybean 4.1 Cyanogens Mod 10 Firmware.

  • Step 2: Connect the phone to the system after the download is finished. The software is to be placed in the device's internal memory.

  • Step 3: To restart once again disconnect the device. Hold the three buttons: volume down, home button and the power button to come back to the original position.

  • Step 4: In the main menu select the option 'Full Wipe except the Sd card' so as to make a NANDRID backup of the data.

  • Step 5: Last step to follow is to select an option 'Reboot system now' for recovering back the system.


  • In any case if the system does not recover, then the procedure has to be repeated with the above mentioned steps.



    Thus the updating of Jellybean 4.1 Cyanogens Mod 10 Firmware has been successful.


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