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UEFI BIOS

Resetting BIOS

You might need to restore the default BIOS setting to solve certain problems. There

are several ways to reset BIOS:

 Go to BIOS and press F6 to load optimized defaults.

 Short the Clear CMOS jumper on the motherboard.



Important

Clear

CMOS jumper section for resetting BIOS.

Updating BIOS

Updating BIOS with M-FLASH

Before updating:

Please download the latest BIOS file that matches your motherboard model from MSI

website. And then save the BIOS file into the USB flash drive.

Updating BIOS:

1. Insert the USB flash drive that contains the update file into the USB port.

2. Please refer the following methods to enter flash mode.

 Reboot and press Ctrl + F5 key during POST and click on Yes to reboot the

system.



 Reboot and press DelM-FLASH button

and click on Yes to reboot the system.

3. Select a BIOS file to perform the BIOS update process.

4. 

automatically.

Questions and Answers:

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MSI B450 TOMAHAWK MAX II Specifications

General