Connect the phone to the PC and ensure the LG Diagnostics port is visible in Windows Device Manager.
on the dialer) to enable Port Check Test. This allowed his PC to see the phone not as a storage device, but as a series of diagnostic ports. ChimeraTool lg g8 imei repair
Interrupting an operating system update or using the wrong KDZ firmware file via LGUP can corrupt the EFS partition. Connect the phone to the PC and ensure
Ensures the PC communicates properly with the phone in all states. lg g8 imei repair