Desbloqueo Unlock LG G4 H811 T-Mobile Free Gratis

sorry I did not put the link but can find the video on YouTube by typing in the search LuisMiguelPc and select the video that is on the channel and enter the channel and select the video you Unlock LG G4 t mobile free
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Help!!! I just bricked my tmobile lg h811 trying to root it! Please help me fix it!

SO I JUST TRIED TO ROOT MY DEVICE AND I DID EVERYTHING THAT I WAS SUPPOSED TO DO WITH THE ROOT TUTORIAL PROVIDED BY THE PEOPLE OF XDA DEVELOPERS.

THREAD NAME IS .. [ROOT] TMO/VZW/ATT/SPRINT/INTL Root your LG G4 with Low Effort Root!

MY DEVICE IS HARD BRICKED AND WHEN I TRY TURNING IT ON, A SECURITY ERROR SHOWS UP AND IT SAYS AUTHENTICATION FAIL #11 ..AND I DONT KNOW HOW TO FIX THIS..PLEASE, PLEASE, PLEASEEEE! ANY KIND OF HELP WOULD BE REALLY REALLY APPRECIATE IT. THANKS.