You may use LG Flash Tool to install the official firmware with. Download Lg Flash Tool A LG mobile phone ROM flashing tool from XDA Developers How To Use: FRP is a security method implemented by mobile phone manufacturing companies such as LG to make sure someone can’t just wipe and factory reset your phone if you’ve lost it or it was. OMH LG FRP Bypass Tool supports various models of LG such as LG G4, LG Flex 2, LG G Stylo, LG G4 Stylus, LG G 4C, LG Leon, LG Risio and LG G4S Beat. The review for LG Flash Tool has not been completed yet, but it was tested by an editor here on a PC. LG Flash Tool 2.0.1.6 (patched & working) - LG G5 Edit I've patched LGFlashTool.exe to bypass the login screen.