Q: I am looking for Pre-boot DMA Protection option, but I cannot find it in the BIOS interface. Where can I locate this option?(12/16/2025)
A:
The option name varies across different platforms. Please refer to the following screenshots to identify the correct option and its location in the BIOS menu.
Intel platform
● Intel 600, 700 series

● Intel 800 series

Note:
Please first update BIOS to the latest version to obtain this option on Intel 600, 700 and 800 platforms.
AMD Platform
● AM4 series

● AM5 series

Users can enable this option if they encounter game‑related or security‑related problems.
#DMA #Pre-boot #IOMMU #DMA Protection