D2990-A, D2991-A, BIOS 1.9.0
Previous released BIOS version: R1.8.0
BIOS Rev. 1.9.0
List of changes
- Added new CPU microcode.
- System freeze during Windows UEFI installation.
- System hang when SATA mode was set to “disabled”.
- Limit access to BIOS Setup item “Launch EFI Shell from filesystem device” when entering BIOS Setup via set “User Password”.
- Updated DMI wake up sources control.
- Enter key had to be pressed twice in some BIOS Setup sub menus.
- Beautified BIOS Setup SATA sub menu.
Known problems and restrictions
- Both PCIe x1 slots reduce speed from Gen2 to Gen1 after being woken up from ACPI S3 state (D2990)
- BIOS Setup item "Power Failure Recovery: Disabled" not working correctly if "Low Power Soft Off” = Enabled (D2991)
- With BIOS setting “IGD Memory: Disable” and no additional plugged graphic card no picture is shown. Workaround: Plug password skip jumper to load BIOS defaults
- USB Port Security not working properly
- When clearing passwords (Administrator/User Password), passwords are not cleared when afterwards "Optimized Defaults" are loaded.