How to Modify BIOS 1.60 for ASRock Z97 Extreme6/3.1 (Add NVMe, TPM 2.0, Broadwell Support)

How to Modify BIOS 1.60 for ASRock Z97 Extreme6/3.1 (Add NVMe, TPM 2.0, Broadwell Support)

This guide explains how to modify the official BIOS 1.60 for ASRock Z97 Extreme6/3.1 to enable:

    Booting from NVMe SSDs (via PCIe adapter)

    TPM 2.0 menu (for Windows 11 compatibility)

    Broadwell CPU support (e.g. i7-5775C)

🛠 Required Tools

    MMTool 5.0.0.7

    UEFITool NE Alpha

    IFR Extractor

    Original BIOS 1.60 (from ASRock or Softpedia)

    NvmeDXE.ffs (from Win-Raid)

    cpu306C3_plat32_ver00000020_2015-11-20_PRD.bin (Broadwell microcode)

🔧 Modification Steps

    Add NVMe Support

        Open BIOS in MMTool → Insert tab

        Add NvmeDXE.ffs as a DXE driver at the end

    Add Broadwell Microcode

        MMTool → CPU Patch tab

        Insert microcode for CPUID 306C3

    Enable TPM 2.0 Menu

        Extract Setup module using UEFITool

        Use IFR Extractor to find Trusted Computing section

        Remove Suppress If condition

        Replace modified Setup back into BIOS

    Save as MOD.ROM

⚠️ Flashing the Modified BIOS

    Instant Flash: Rename to Z97Ex6_3.1.ROM, place on FAT32 USB, flash via UEFI

    AFUDOS: AFUDOS MOD.ROM /P /B /N /K

    FPT (Intel): fptw64.exe -bios -f MOD.ROM (requires ME driver)

✅ Result

    NVMe boot support

    TPM 2.0 menu visible in BIOS

    Broadwell CPUs supported (e.g. i7-5775C)

    Fully compatible with Z97 Extreme6/3.1 hardware