Firmware image named after an H81 chipset desktop board, H81MS2PH, stored as a 4 MB FD file. The name does not reveal the board manufacturer or version, so confirm the exact model printed on the motherboard before use. FD is a common extension for UEFI flash images and can usually be written directly to a 4 MB (32 Mbit) SPI chip with a programmer. Back up the original chip first, since it may contain the board MAC address and ME data, and verify the sizes match.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @iranianRefix. Enginerys does not host this file.
How to open a .fd file
UEFI flash-device image, typical for Insyde H2O firmware on Acer, HP and Lenovo laptops.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →