T-Mobile LG G2 D801 can now be updated to latest Android 6.0.1 Marshmallow, all thanks to AICP custom ROM developers to release their unofficial AICP 11.0 custom ROM to update the device to latest Android Marshmallow.
There are many devices which are not getting the official firmware updates for Android Marshmallow so it can be assumed that it will take a lot of time till your device gets the official update. Moreover custom ROMs give you access to many advanced features which are not even available in the official firmware.
Make sure you have root access and custom recovery installed on your device which is mandatory to install any custom package on any Android device. If you have this features available on your LG G2 then we can go ahead and have a look at the procedure.
This is simple procedure, just follow it carefully without making any minor mistake or you may brick your device completely.
Preparing Your Phone
- This instructions are strictly for T-Mobile LG G2 D801 mobile phone, so do not try it on any other device or you may brick your device.
- Device should be fully charged.
- Install LG G2 USB drivers on your computer.
- Back up all the required data to some safe storage.
- Make a Nandroid back up of the current ROM so that you can restore it if required.
- Make sure the device bootloader is unlocked.
- Root your device and install custom recovery like TWRP (recommended).
- Enable USB debugging mode of your device. Go to Settings > Developer options > USB debugging mode.
Install AICP custom ROM on T-Mobile LG G2 D801
- Download the Android Marshmallow based AICP ROM from here.
- Download the Google App's for Android Marshmallow from here.
- Connect the device to computer and transfer the ROM file and Google App's file to your device storage..
- Disconnect the device and turn it off completely.
- Reboot the device into recovery mode, press and hold Volume Down + Power key for few seconds.
- When in recovery mode tap on Wipe tab and select all the options you want to wipe out.
- Now, confirm the wipe action by swiping the button.
- Now, return to main menu and tap on Install tab, locate the ROM file stored on you device and select it.
- Swipe the button at the bottom to flash the ROM file on your device.
- In the same way flash the Google App's on your device (step 8-9).
- Return to main menu and tap on Reboot and the system will boo up in normal mode.
- That's all you can check the device Android version after the device boot's up in Settings > About device > Android version.