ASRock X299 Extreme4 BIOS 1.90 Feb 13, 2021
... Supports Purity Sound. 4 & DTS Connect - ASRock RGB LED Changes:- Update Intel Microcode for Cascade Lake-X CPU. ASRock instant flash Method 1: - Save the BIOS ... under [Tool] menu to execute it. - ASRock Instant Flash will automatically detect all devices and ... - Select the suitable BIOS version and flash. ASRock instant flash Method 2: - Save the BIOS ...