ASUS ROG Strix B550-I Gaming
Motherboards · ASUS
Last checked
Latest Firmware
Version 4201
Released
16.6 MB
Update track record
- releases tracked since 2020
- 26
- typical gap between releases
- ~2 months
- since the latest release
- 20 days
- security-related releases · latest 2026-07-08
- 11
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Get notified when new firmware is released for this device.
Firmware History
4201
LatestSecurity"1.Improve system security. Before running the USB BIOS Flashback tool, please rename the BIOS file (SB550IG.CAP) using BIOSRenamer."
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Security
Why Keep Your Firmware Updated
Motherboard BIOS/UEFI firmware is essential for hardware initialization and CPU compatibility. Updates often include microcode patches for security vulnerabilities, support for newer processors and memory, and stability improvements. Always use a UPS or ensure stable power during BIOS updates — an interrupted flash can render the board unbootable.