Tested and working BIOS for the Dell OptiPlex 3060 Micro, board code IPCFL-CG, with ST-6P4PSY2 most likely the service tag of the source machine. Because that tag is embedded, a flashed board takes on the donor identity, so plan to rewrite it for your unit. The 7.04 MB RAR should contain an SPI image for programming with a hardware tool. Read and keep the original chip contents before writing, and confirm the board code on the PCB and the flash capacity match before relying on the image.
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 @biosarchive. Enginerys does not host this file.
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →