ARCHER C50 V4 C20 V4.1…This content is for 30-days, 90-days, 180-days, and 365-day members only.Login Join Now Post navigationLENOVO THINKPAD L15 GL4A0 GL5A0 NM-C632 REV 1.0 BIOS TESTED WORKING OK LENOVO THINKPAD S2 DA0PS8MB8G0 REV G BIOS TESTED OK CLEAR ME