| BIOS update download | |||||
| BIOS version | date | info | name | add.1 | add.2 |
| B1.5GG | 03/22/2025 | 1. update CRB CODE to 1.2.0.E | MSB550MGAMINGWIFIICE15.zip | DOWN | DOWN |
| B1.4G | 03/18/2025 | 1.Original Version 2. the Re-Size Bar function is turned on by default. |
MSB550MGAMINGWIFIICE14.zip | DOWN | DOWN |
| Drivers download | ||||
| Type | Description | add.1 | add.2 | |
| chipset | for Win10/11-64 | DOWN | DOWN | |
| Graphics | for Win10/11-64 | DOWN | DOWN | |
| Audio | for Win10/11-64 Realtek_ALC1220/897 | DOWN | DOWN | |
| Win10 LAN | for Realtek_LAN_Win10-64 | DOWN | DOWN | |
| Win11 LAN | for Realtek_LAN_Win11-64 | DOWN | DOWN | |
| Realtek_Bluetooth | for Realtek_Win10/11-64 | DOWN | DOWN | |
| Realtek_WIFI | for Realtek_Win10/11-64 | DOWN | DOWN | |
| AM4 RAID | for Win10/11-64 AM4_RAID | DOWN | DOWN | |
| Manual | ||||
| VER | Description | add.1 | add.2 | |
| V1.0 | Maxsun MS-B550M GAMING WIFI motherboard manual | DOWN | DOWN | |
| V1.0 | AMD DDR4 Memory support list（Update at any time） | DOWN | DOWN | |
| V1.0 | AMD_AM4 Motherboard CPU support list（Update at any time） | DOWN | DOWN | |
