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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

Be sure the computer is off before clearing CMOS data. Please refer to the 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.

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▪ Reboot and press Del key during POST to enter BIOS. Click the M-FLASH button

and click on Yes to reboot the system.

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

4. When prompted click on Yes to start recovering BIOS.

5. After the flashing process is 100% completed, the system will reboot

automatically.

Questions and Answers:

Need help?

Do you have a question about the MSI MAG B460M MORTAR WIFI and is the answer not in the manual?

MSI MAG B460M MORTAR WIFI Specifications

General

Processor socket	LGA 1200 (Socket H5)
Processor manufacturer	Intel
Compatible processor series	Intel Celeron, Intel Pentium G
Audio chip	Realtek ALC1200
Component for	PC
Motherboard chipset	Intel B460
Audio output channels	7.1 channels
Motherboard form factor	micro ATX
Non-ECC	Yes
Memory channels	Dual-channel
Memory slots type	DIMM
Number of memory slots	4
Supported memory types	DDR4-SDRAM
Maximum internal memory	128 GB
Supported memory clock speeds	2666, 2933 MHz
PCI Express x1 (Gen 3.x) slots	1
PCI Express x16 (Gen 3.x) slots	2
RAID levels	0, 1, 5, 10
Supported storage drive types	HDD & SSD
Supported storage drive interfaces	M.2, SATA III
LAN controller	Realtek RTL8125B
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
Bluetooth version	5.1
Ethernet interface type	2.5 Gigabit Ethernet
Number of SATA III connectors	6
USB 3.2 Gen 2 (3.1 Gen 2) connectors	0
BIOS type	UEFI AMI
ACPI version	6.2
BIOS memory size	128 Mbit
System Management BIOS (SMBIOS) version	3.2
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Parallel processing technology support	-
Harmonized System (HS) code	84733020