How to Update LG G4 to Android 6.0 Marshmallow Stock ROM.

LG G4 latest update to Android 6.0 Marshmallow operating system offers a number of features designed to enhance the user experience, such as:

•Permissions have been simplified with greater control of the information applications can access, not only at the installation stage but any time.

•Silent feature for sound and vibrate mode as well as a Do Not Disturb mode to block all sounds or only alarms and notifications…

•Doze Mode which shuts down background processing of certain apps when the phone is not in use, to significantly prolong battery life…

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÷ How to Update LG G4 to Android 6.0 Marshmallow Stock ROM :


Step 1 – You need to download the followingzip files to your computer.

•System : LG-H81520A-Flashable.System.zip

•Modem : LG-H81520A-Flashable.Modem.zip

•Boot : LG-H81520A-Flashable.Boot.zip

•Bootloader : LG-H81520A-Flashable.Bootloader.zip

Step 2 – Connect and mount your G4 USB memory to your computer using the USB cable and transfer the downloaded zip filesto your phone. It is recommended you copy it to the root of your phone.


Step 3 – After you have transferred all the files to the root of your phone, remove your LG G4 from the PC and turn it off.

Step 4 –  Hold Volume Down and Powerkeys simultaneously to access the TWRPrecovery.

Step 5 – Once you are in the main TWRP menu, click on install option. Afterwards, locate all the zips you moved to your LG G4.

Step 6 – First select the Modem (LG-H81520A-Flashable.Modem.zip) then you can choose Add More Zips on the screen that follows and select System, Boot andBootloader all one by one.

Step 7 – Confirm the installation by swiping the blue button shown below.

Step 9 – When all files have completed flashing, reboot your system.

Your G4 will boot now and it might take about 5 minutes to boot on your first time. So, please wait.

That’s it! Your LG G4 should now have Android 6.0 Marshmallow stock ROMinstalled on your phone! Go to Settings > About phone to verify.