stuck on download mode

[chacho_2me]

what you think guys is causing the issue on my flashing?

i try to put back to stock my old optimus(still LG though japan version)

prob is..when phone reboots to download mode as per lg software...i always stay at 4% during SW upgrade..any help pls?

 

[GuestK00164]

Use a USB 2 on your laptop. There are some results if you look on Google