hello guy today i will show u how to update all lg versions
from 4.1.2 upto 5.0.1
for example in this video,now m gonna update Official LG G2 F320LSK Android 5.0.1 Lollipop
requirements
2 lg driver
3 firmware
Download tool
1.LG flash tools & driver
2.LG firmware
Download Lollipop for LG G2 F320 K
Download Lollipop for LG G2 F320 L
Download Lollipop for LG G2 F320 S
ok now follow my tutorial
after u download all tools ready
=>first open lg flash tool
=>select type=>3GQCT
=>phone mode=>CS_EMEGENCY
=>select kdz file=>browl to firmware lg where u keep in desktop,open
and than normal flash
=> click start
=>clear phone software update registry-ok
=>wait until procession complete,finish .that's all
video tutorial