K500mm10r-00-mpcs-us-op-0902.kdz -

If LG UP shows an empty slot, reinstall the USB drivers, swap to an alternative USB port, or double-check that the LGUP_Common.dll file is placed in the correct installation folder. Stuck at 99%:

: Deeply embedded malicious scripts that cannot be scrubbed by standard factory resets are entirely cleared out when system partitions are rewritten. k500mm10r-00-mpcs-us-op-0902.kdz