How do I hard reset LG G2

[Android Question]

My friend took my phone and tried my password too many times, so the only way for me to unlock my phone is to log in with my gmail, but I have forgotten it. And when I tried to hard reset it, it just turned on and off. what shall I do ????

 

[lunatic59]

How to Hard Reset LG G2

Hardware factory reset

1. Take your phone and turn it off