How to Root LG G3 D855 and Install TWRP on Stock Android 6.0 Marshmallow Firmware


LG G3 is the great flagship on LG manufacturers, it’s have a lot of features good specs better performance cool design and much better efforts for using in every goal of life. And now its will received the latest marshmallow updates for LG G3 D855. So if you are the lucky one and using the LG G3 and received the OTA notification from the LG manufacturer, then keep enjoy your smartphone with the latest firmware and else you didn’t receive the Marshmallow notification for your device then don’t be hesitated just follow the below link and install the marshmallow firmware on your LG G3.

Root LG G3 D855

Install Android Marshmallow KDZ on LG G3 D855 Official Update

Now you solve the one issue for your LG G3, so now you will able to install the Marshmallow update on your smartphone by the OTA method or using the tutorial and following the steps. After installing the marshmallow on your device and then you want to root LG G3 then here the full method step by step. Keep follow the guideline and root LG G3 by the easy and simple way. The rooting process is very important for your device but before rooting the smartphone you will be required to install the TWRP Recovery on your device. After installing the TWRP Recovery you will be able to root LG G3. Once you root your smartphone then you will be able to install the third party apps your device battery life is increased and you will be able to install the custom ROM on your device and much more. So if you are interested to root LG G3 then follow the below guideline step by step and keep root your device on the marshmallow firmware.


  • First of all, install the TWRP Recovery on your smartphone and then proceed. here
  • Take your LG G3 backup before gaining the rooting process and save on the secure place.
  • Charge your smartphone battery up to 70% and then proceed the process.
  • Enable USB debugging on your smartphone, simply go to setting> developer option and enable USB debug option.
  • Download the suitable USB drivers and install on your PC.  USB drivers
  • Download the Root G3 D855 file from the given link. ROOT G3 D855 |  Mirror
  • And download SuperSu v2.65 file from here. Click Here

How to Root LG G3 D855 and Install TWRP on Stock Android 6.0 Marshmallow Firmware


Step 1: Connect your LG G3 to your computer using suitable USB data cable.

Step 2: Then extract the Root G3 D855 file, and then open the extracted folder and transfer the Hacer, KIngRoot and AutoRec APK files to your smartphone.

Step 3: After that open the file manager and then find the Kingroot.apk and then install on your LG G3. And then open the KingRoot app in the menu and root your LG G3.

Step 4: Once you root your smartphone, then proceed to install the Autorec MM.apk on your device.

Step 5: After that open the Autorec and install TWRP Recovery on your smartphone, that’s your smartphone running on the Marshmallow ROM.

Step 6: Once the custom recovery install on your device, then your smartphone will reboot automatically into recovery mode.

Step 7: After installing the custom recovery, your smartphone will automatically reboot to recovery mode.

Step 8: Once you come to recovery mode then click on the install button and navigate the Hacer and install on your device.

Step 9: After that return to the TWRP main menu and click on Reboot System button and reboot your device.

Step 10: And then transfer the SuperSu file to the internal storage of your device.

Step 11: Now boot your smartphone to the recovery mode, for that Turn Off your smartphone and then press and hold the Volume Down + Power button at the same time for a while, and once the LG logo appears then release the both button and then press again the Volume Down + Power button, then you will enter to recovery mode.

Step 12: Once you enter to recovery mode then click on the install button and navigate the SuperSu file and proceed the process on your device.

Step 13: Now wait for the installation process, and once the installation process completes then go back to the main recovery menu and Reboot your LG G3.

Good job! You have successfully root LG G3 D855 running on android marshmallow firmware and install the TWRP Recovery. Keep enjoy your smartphone with the latest firmware and rooted advantages.


The tutorial for root LG G3 D855, if in the process anything goes wrong. Smarts Guide cannot be held to responsible, keep proceed at their own risk and complete understanding.

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