New firmware (ver. A104) for only GSA-4120B(12X Super multi DVD Writer)
Improvement Point:
Enhanced the recording quality of DVD+R DL & DVD+R media.
lgservice.com

New firmware (ver. A207) for only GSA-4082B(8X Super multi DVD Writer)
Improvement Point:
Enhanced the recording speed for Ultran's DVD-R 4X(code:ONIDTECH)
lgservice.com
Greetings from Master Markus S.