Shabbypenguin
Extreme Android User
You need to have the firmware f bootloader, if you dont youll get a nice bootloop. my suggestion flash back to stock using unbrick and do the ota's to you are done and then root and flash this
www.shabbypenguin.com/OUDstuff/LG/motion/Motion-OUDHS-Test-2.zip
this will wipe data any time you boot into it
www.shabbypenguin.com/OUDstuff/LG/motion/Motion-OUDHS-Test-2.zip
this will wipe data any time you boot into it