| BIOS update download | |||||
| BIOS version | date | info | name | add.1 | add.2 |
| B2.6G | 04/12/2025 | 1. update CRB CODE to 1.2.0.E | MSChallengerB450M26.zip | DOWN | DOWN |
| B2.4G | 01/02/2025 | 1. Turn on the Re-Size Bar function by default; 2. Upgrade the network card UEFI PXE to 2.068 and Legacy PXE to 2.7 3. Update the Patch to version 1.2.0.B; 4. Display UUID； on the homepage. |
MSChallengerB450M24.zip | DOWN | DOWN |
| B2.2G | 10/08/2023 | 1.Optimize the compatibility performance of RN/CEZ CPU with NVME; | MSChallengerB450M22.zip | DOWN | DOWN |
| B2.1G | 09/20/2023 | 1.Optimize G3 wake-up function； 2.Optimize memory XMP performance； |
MSChallengerB450M21.zip | DOWN | DOWN |
| B2.0G | 08/11/2023 | 1.Optimize compatibility performance with Changxin granular memory. | MSChallengerB450M20.zip | DOWN | DOWN |
| B1.6G | 04/13/2023 | 1. Optimize USB 3.0 interface speed. | MSChallengerB450M16.zip | DOWN | DOWN |
| B1.3G | 03/23/2023 | 1. Original version. | MSChallengerB450M13.rar | DOWN | DOWN |
| Drivers download | ||||
| Type | Description | add.1 | add.2 | |
| chipset | for Win10/11-64 AMD_Chipset_AM4_5.01.29.2026 | DOWN | DOWN | |
| Graphics | for Win10/11-64 AMD_Graphics_22.40.02 | DOWN | DOWN | |
| Audio | for Win10/11-64 Realtek_ALC897_6.0.9239.1 | DOWN | DOWN | |
| Win10 LAN | for Win10-64 Realtek_LAN_W10_10.62.824.2022 | DOWN | DOWN | |
| Win11 LAN | for Win11-64 Realtek_LAN_W11_11.10.720.2022 | DOWN | DOWN | |
| Win7 LAN | for Win7-32/64 Realtek_LAN_W7_7.126.0510.2019 | DOWN | DOWN | |
| AMD RAID | for Win10/11-64 AM4_RAID_W10_W11_9.3.0.296 | DOWN | DOWN | |
| Manual | ||||
| VER | Description | add.1 | add.2 | |
| V1.0 | MS-Challenger B450M motherboard manual | DOWN | DOWN | |
| V1.0 | AMD DDR4 Memory support list（Update at any time） | DOWN | DOWN | |
| V1.0 | AMD_B450 Motherboard CPU support list（Update at any time） | DOWN | DOWN | |
