American Megatrends 4.6.5 Bios Update

Most users shouldn't update unless they have a specific reason. Common drivers for an update include:

: Do not turn off your computer or unplug it during the update. Interrupting a BIOS flash can "brick" your motherboard, making it unbootable. Check Battery

When Ellen rebooted, the machine was clean. BIOS version 4.6.7. No errors. No hidden drives. No Vanguard folder.

The progress bar raced—25%, 40%, 67%—then paused again at 99%. A single line appeared.

Do not power off: Never interrupt the process. Ensure your PC is connected to a stable power source (use a UPS for desktops).

After the Update

• The system will reboot. You may see “American Megatrends 4.6.5” again, but the build date should be newer.
• Enter BIOS and Load Optimized Defaults (F9 or F6 depending on vendor). Re-apply your boot order, fan curves, and XMP/DOCP settings.