Install Android 6.0.1 Marshmallow on T-Mobile LG G3 D851 via Dirty Unicorns ROM

If you are the proud owners of T-Mobile LG G3 D851 then here we have a good news for you. Now you can download and install Android 6.0.1 Marshmallow via dirty unicorns ROM on T-Mobile LG G3 D851, the Marshmallow ROM is posted by a senior member at XDA with full information regarding working/non working features. The Marshmallow ROM for T-Mobile LG G3 D851 contains all the latest features of Android 6.0.1 Marshmallow and can be used as daily drivers.

If you think you are good enough to perform such operation with your device then what are you waiting for? Just go ahead and follow the below description. In the previous articles we have mentioned the similar procedure for other devices now in this guide following the same process we will install Android 6.0.1 Marshmallow on T-Mobile LG G3 D851 via Dirty Unicorns ROM.

How to install Android 6.0.1 Marshmallow on T-Mobile LG G3 D851 via Dirty Unicorns ROM

Disclaimer: This guide includes flashing custom ROM on your device, it is not an official firmware but will flash the custom firmware. The writer is not responsible for any damage happens to your device during the whole operation neither we are forcing you to perform such operation.

Before you begin:

Installing custom ROM on your device needs some early preparations to be made and these preparations include;

A custom recovery is the most necessary element while installing custom ROMs or any .zip file in your device so a custom recovery like ClockworkMod or TWRP must be installed on your device so just visit our recovery section and choose your device.

Keep your battery charged or at least your device should contain at least 80% charge before the flashing operation.

Android USB drivers for your device should be installed on your PC, or you can download the latest USB drivers for LG

If the PC is unable to unable to detect your device after even after installing Android USB drivers for your device, then you need to perform one more step, Enable USB debugging.

To enable USB debugging in your device go to Setting >> Developer options >> USB debugging.

Sometimes “Developer options” are not visible in device settings menu, so what you need to do is, go to Settings >> About device >> Software information and there you will see an option build number. Tap it 7 times until a pop up arises with a message that you are now a developer, that’s it now go back and the Developers option is visible in the settings menu.

Create a Backup of your complete Android device

Backup is the most necessary part for your device you need to create a Nandroid backup of your device through custom recovery. We prefer Nandroid backup over other many apps because you don’t need to download multiple backup apps for specific purpose, the Nandroid backup will let you create backup of your device including; Messages, call log, settings and calendar including whole Android OS. Click the below link to create a Nandroid backup.

How to create a Nandroid backup/restore of your Android device

You can easily restore your backup when ever you wish to do so, this is good in aspect if your device accidentally met some issue during the flashing process.

Once you done with the above preparations now it’s time to flash Android 6.0 Marshmallow on your T-Mobile LG G3 D851. Just go ahead and follow the steps in sequence to avoid any issue while flashing Android 6.0 Marshmallow on T-Mobile LG G3 D851.

Process to install Android 6.0.1 Marshmallow on T-Mobile LG G3 D851

Download Android 6.0.1 Marshmallow ROM for T-Mobile LG G3 D851. Click here

Download Google Apps [Gapps]

Once you successfully downloaded the Android 6.0.1 Marshmallow Dirty Unicorns ROM zip and gapps on PC, Now connect your device to PC and move the downloaded files on the internal storage of your device. [If you downloaded it via phone then skip this step]

Its time to reboot your device into recovery Mode, to do so you can search for it or use hardware buttons combination. (If your device is rooted then its super easy, just visit Google Play and download any third party reboot app for this purpose)

Once your device successfully boots into recovery mode, select the downloaded Android 6.0.1 file and confirm it by swiping the slider for (TWRP) or yes for (CWM).

Now repeat the above step for the installation of Google Apps.

Once successfully done with the installation procedure simply reboot your device, please note the first boot up may take 5 to 7 minutes so be patient as things needs to be settled up for boot.

That’s it! Congratulation you have successfully installed Android 6.0.1 Marshmallow via Dirty Unicorns ROM on T-Mobile LG G3 D851. Follow us on Facebook/Twitter/Google+.

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