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UEFI BIOS

MSI UEFI BIOS is compatible with UEFI (Unified Extensible Firmware Interface)

architecture. The UEFI BIOS firmware infrastructure has many new functions and

advantages that traditional BIOS cannot achieve. It will fully support future PCs and

devices that comply with UEFI firmware architecture.

⚠

Important

The term BIOS in this user guide refers to UEFI BIOS unless otherwise noted.

UEFI advantages

∙ 

test process. And also eliminates the time to switch to CSM mode during POST

∙ Supports for hard drive partitions larger than 2 TB.

∙ Supports more than 4 primary partitions with a GUID Partition Table (GPT).

∙ Supports unlimited number of partitions

∙ 

compatibility.

∙ 

ensure that no malware tampers with the startup process.

Incompatible UEFI cases

∙ 32-bit Windows operating system 

10 operating system.

∙ Older graphics card

warning message There is no GOP (Graphics Output protocol) support detected in

this graphics card.

⚠

Important

We recommend that you to replace with a GOP/UEFI compatible graphics card or

using integrated graphics from CPU for having normal function..

How to check the BIOS mode?

After entering the BIOS, find the BIOS Mode at the top of the screen.

CPU Temperature:

MotherBoard Temperature:

VCore:

DDR Voltage:

BIOS Mode: UEFI

UEFI boot mode

Questions and Answers:

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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