Official BIOS release YK for VT6X4 1.0 1. Support Celeron 733,766(66)MHz CPU. 2. Support FlashMenu utility Date: 2/14/2001 ********************************* NOTE ************************** 1.Upgrade BIOS via running "RUNME.BAT" under pure DOS please. 2.After BIOS updated, pull off the power core and then clear the CMOS data via jumper before restarting system please.