Using an NVMe adapter on an Acer H81-M1 board? Check. Connecting it to the PCIe slot is possible.
Using an NVMe adapter on an Acer H81-M1 board? Check. Connecting it to the PCIe slot is possible.
Check if your Acer H81-M1 supports NVMe storage and verify the BIOS settings for NVMe booting.