A 2.00 MB BIOS file for an E40 laptop with Intel discrete-graphics configuration, as the dis in the name indicates, also marked PCH, which suggests it relates to the Intel chipset platform. The brand is not stated, so confirm the exact model before use. Two megabytes matches a 16 Mbit SPI chip. Discrete and integrated graphics versions usually need different firmware, so check your board variant, back up the existing chip, and verify after writing.
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 @bios_laptop. Enginerys does not host this file.
How to open a .bin file
A raw, byte-for-byte image of a flash chip: the main BIOS / UEFI, the embedded-controller (EC) firmware, or both.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →