Please help I was having a good time rooting my flex and installing ROMs but then I went in twrp restored a 4.4.2 flex ROM and now it stuck on the lg boot logo I tried the button combos but they don't work the only think I get is a screen with Korean or Chinese words I'm kinda of familer with adb but I really don't know how to use it if somebody can post a video or get me out of this sticky situation that would be great