How to Update T-Mobile LG G4 H811 to Android 6.0 Marshmallow Prometheus ROM [Simple Steps]

According to XDA member TURBO2012, Android 6.0 Marshmallow Prometheus CxC ROM is released for T-Mobile LG G4 H811. The sweetness of Turbo Prometheus [MM 20i] can now be experienced on T-Mobile LG G4 H811. has recently posted the step-by-step tutorial for installing Marshmallow 6.0.1 Bliss v6.1 on Samsung Galaxy Note 2 GT-N7100. The splendid news is that T-Mobile G4 H811 owners can now install Turbo Prometheus [MM 20i] ROM on H811. Isn’t it splendid? will post the steps to install Android 6.0 Marshmallow Prometheus on T-Mobile LG G4 H811. Oh yes, you may face issue on T-Mobile G4 H811 as Turbo Prometheus [MM 20i] is an experimental build.

It is expected that T-Mobile G4 H811 owners will be able to install Marshmallow 6.0 Prometheus on H811 practically without having difficulty after reading the tutorial written in Turbo Prometheus [MM 20i] requires rooted T-Mobile G4 H811, so it is essential to root H811 before installing Turbo Prometheus on H811. If you haven’t rooted H811, then you must root it to enjoy Turbo Prometheus [MM 20i]. Dear H811 owner, it is essential to install TWRP v2.8.7.0 on T-Mobile LG G4 H811 to taste Prometheus. Oh yes, the users of H811 can install Prometheus only after unlocking T-Mobile G4 H811 bootloader.

If you aren’t happy with old firmware, then you must install Prometheus on H811. The outstanding thing is that Turbo Prometheus [MM 20i] will let you enjoy Marshmallow 6.0 on H811. recommends that T-Mobile G4 H811 owners must take a backup of their private documents securely before installing Turbo Prometheus [MM 20i] as there is a possibility of data loss from H811.

Below are the steps using which you can install Prometheus on H811. won’t take responsibility if H811 got damaged during the installation of Turbo Prometheus. T-Mobile G4 H811 battery must be above 94 percentage before following this tutorial.

How to Install Android 6.0 Marshmallow Prometheus ROM on T-Mobile LG G4 H811 [Simple Steps]

1. It is essential to download Android 6.0 Marshmallow PrometheusVxV MM20i ROM for T-Mobile LG G4 H811 on your desktop.

2. It is the time to activate USB debugging and attach T-Mobile G4 H811 with desktop.

3. It is essential to transfer Prometheus to T-Mobile LG G4 H811.

4. It is the time to power off H811 and remove the USB cable.

5. It is essential to put T-Mobile LG G4 H811 into Recovery Mode.

6. It is essential to tap “wipe data/factory reset” on H811.

7. It is the time to tap “wipe cache partition” on T-Mobile G4 H811.

8. It is essential to click “install zip from SD card” on H811.

9. It is the time to choose Prometheus on your T-Mobile G4 H811.

10. It is essential to install Prometheus on T-Mobile LG G4 H811.

11. It is the time to go to the main menu on T-Mobile G4 H811 and click “reboot system now” option.

12. It is essential to wait until H811 restarts.

After your H811 is rebooted, you can taste Marshmallow 6.0 Prometheus on H811. Isn’t it outstanding? If you are facing issue during the installation of Turbo Prometheus [MM 20i] on T-Mobile G4 H811, then don’t hesitate to share your issue with

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