[REQUEST] NVMe mod for ThinkCentre M81 (7517 IS6XM mb)

I’m not familiar with that screen shot from this forum…

Follow the guide [HowTo] Get full NVMe Support for all Systems with an AMI UEFI BIOS - Special Topics / NVMe Support for old Systems - Win-Raid Forum (level1techs.com)

EDIT: Glad you made it, enjoy it.