| BIOS update download | |||||
| BIOS version | date | info | name | add.1 | add.2 |
| B2.3D | 06/09/2026 | 1.Fix inaccurate boot delay timing 2.Update Secure Boot keys to support CA2023 3.Upgrade UEFI PXE firmware to version 2.078 4.Add support for new Flash IC |
MsTxB550M25G23.zip | DOWN | DOWN |
| B2.2D（Beta） | 10/21/2025 | 1. update CRB CODE to 1.2.0.F 2 update TPM firmware to 3.92.2.5 3. update UEFI version to 2.075 |
MsTxB550M25G22.zip | DOWN | DOWN |
| B2.0D | 07/09/2025 | 1. optimize memory compatibility 2. add IOMMU and DMA Protection options 3. modify the default value of SYS_FAN to System 4. turn off write protection by default 5. upgrade UEFI PXE version to 2.073 |
MsTxB550M25G20.zip | DOWN | DOWN |
| B1.9D | 04/08/2025 | 1. update CRB CODE to 1.2.0.E 2 modify the default value of SystemFan 3. upgrade the network card UEFI PXE to 2.071 |
MsTxB550M25G19.zip | DOWN | DOWN |
| B1.8D | 12/28/2024 | 1. Turn on the Re-Size Bar function by default; 2. Upgrade the network card UEFI PXE to 2.068 and Legacy PXE to 3.04. |
MsTxB550M25G18.zip | DOWN | DOWN |
| B1.6D | 04/07/2024 | 1.The CRB Code has been updated from 1.2.0.7 to 1.2.0. B; 2.Support CPU for Ry zen 1xxx to 5xxx； |
MsTxB550M25G16.zip | DOWN | DOWN |
| B1.2D | 07/26/2022 | 1.Patch Kingbank Changxin Granule XMP3200 memory; | MsTxB550M25G12.zip | DOWN | DOWN |
| B1.1D | 07/12/2022 | 1.Update Agesa PI 1.2.0. A; 2.Optimize the memory compatibility of Changxin granules; 3.Support modifying memory Timing values in XMP mode; 4.2.5G Legacy Pxe to version 3.02, update Uefi Pxe to version 2.061; 5.Modify the quick help description of the startup interface; 6.Optimize USB 3.0 interface speed; |
MsTxB550M25G11.zip | DOWN | DOWN |
| B1.0D | 03/09/2022 | 1.Original Version。 | MsTxB550M25G10.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 | |
| HDMI-Audio | for Win10/Win11-64 | 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 | |
| AMD RAID | for Win10/11-64 AM4_RAID_W10_W11_9.3.0.296 | DOWN | DOWN | |
