MSI X399 SLI PLUS Kurzanleitung Seite 48

Updating BIOS with Flash BIOS Button
Before updating:
Please download the latest BIOS file that matches your motherboard model from MSI
website and rename the BIOS file to MSI.ROM. And then, save the MSI.ROM file to the
root of USB flash drive.
Important
Only the FAT32 format USB flash drive supports updating BIOS by Flash BIOS Button.
1. Connect power supply to CPU_PWR1, CPU_PWR2 and ATX_PWR1. (No other
components are necessary but power supply.)
2. Plug the USB flash drive that contains the MSI.ROM file into the Flash BIOS Port
on rear I/O panel.
3. Press the Flash BIOS Button to flash BIOS, and the light of Flash BIOS Button
starts flashing.
4. After the flashing BIOS process is 100% completed, the button light would stop
flashing and would be off simultaneously.
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BIOS Setup
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