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How to flash Android 7.1.1 Nougat CM14.1 Unofficial ROM on T-Mobile LG G4 H811

T-Mobile LG G4A lot many handsets are getting the Nougat update and many more in this year are about to get the Android 7 Nougat update through OTA, Kies and manual procedure. In the process, the T-Mobile LG G4 H811 is also gonna receive the Nougat OS soon. The new Nougat update will bring security patches to your device with many Nougat goodies. But before the official Nougat update hits your Smartphone, you can use the Nougat Custom ROM to enjoy the Nougat goodies in your Smartphone. If you are a proud owner of the T-Mobile LG G4 H811, then here is the tutorial to update your device with the Android 7.1.1 Nougat LineageOS custom ROM.

The Android 7.1.1 Nougat LineageOS ROM supports tons of features like fingerprint, USB OTG, VR Mode/daydream, button backlight control, in call volume slider, vulkan support, dash charger, DPI selector and many more. If you are interested to flash this Custom ROM on your T-Mobile LG G4 H811, then follow the below given procedure to complete the installation process.

Also Read: How to flash Android 7.1.1 Nougat LieneageOS 14.1 ROM on Motorola Moto Z XT1650

It is necessary to root the T-Mobile LG G4 H811 Smartphone and unlock the bootloader of your device. Also you must install the latest TWRP or CWM Recovery in it. We don’t know if your Smartphone is rooted, else the update will not work. Developer Warren has developed the Custom ROM file and we are only the mediator to bring you the procedure to update. If any mishap occurs then we will not remain responsible for it. The entire risk is yours.


  • Make sure you are updating the T-Mobile LG G4 Smartphone with Model Number H811 because using the update on other models might bring unwanted results to your device. So ensure to check the model number of your device.
  • Create backup for all data in your Smartphone as your Smartphone might lose data due to the update.
  • Enable the USB Debugging in settings- development option-USB debugging and later untick it.
  • Root access of the device is must
  • Charge up the device up to 70 percent
  • And do not receive or call while updating the custom ROM

Procedure to update T-Mobile LG G4 to Android 7.1.1 Nougat LineageOS ROM

  1. First of all download the Lineage OS custom firmware for T-Mobile LG G4 H811 in your computer and make sure you do not extract it.
  2. Also download the Google app package, but do not extract it
  3. Now attach the mobile to computer via USB cable and copy paste the files into the phone SD card and must not copy to any sub folder as the files cannot get detected.
  4. Detach the USB cable and switch off the Smartphone.
  5. Boot the device in recovery mode and there clean the cache by “wipe data/factory reset” and confirm by pressing the menu button.
  6. In the recovery mode menu select the .zip from SD card and choose the files one after another. First flash the Lineage OS ROM and then the Google Apps package.
  7. Wait for 5-10 minutes to boot the device automatically. If not booted, then select reboot system now in the recovery mode.

Also Read: BlackBerry BBC100-1 Specifications revealed

In case the user get stuck into bootloop, then  switch of the T-Mobile LG G4 H811 Smartphone and go to recovery mode and then clear cache and reboot into normal mode.

Congratulations! You have successfully learned how to update T-Mobile LG G4 H811 with Android 7.1.1 Nougat LineageOS ROM. This is a stable ROM where everything is working. If you find anything is not working then do write us in comment section or else stay happy with the new update. We have other articles on Android, do check if necessary or stay tuned to Blogzamana for more information.

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