MSI MEG Z790 Ace Max
Motherboards · MSI
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Latest Firmware
Version 7D86vA9
Released
11.0 MB
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Firmware History
7D86vA9
– Update GOP. – Update Micro Code. – Update ME FW v16.1.40.2765 - ME Firmware ver: ME_16.1.40.2765 (<a href="https://download.msi.com/bos_exe/mb/ME_16.1.40.2765.zip">download</a>) - ME Firmware <a href="https://download.msi.com/bos_exe/mb/ME-FW-update-SOP-E.zip">update SOP</a>
Download from MSI (opens in new tab)7D86vA8
– Security enhancement: Enable Pre-boot DMA Protection, VT-d, and IOMMU Pre-boot defaults. (CVE-2025-14303) – Fix Fan setting will be changed after selecting exit without saving. – Update ME FW v16.1.38.2676 - ME Firmware ver: ME_16.1.38.2676 (<a href="https://download.msi.com/bos_exe/mb/ME_16.1.38.2676.zip">download</a>) - ME Firmware <a href="https://download.msi.com/bos_exe/mb/ME-FW-update-SOP-E.zip">update SOP</a>
Download from MSI (opens in new tab)
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.