BIOS firmware for the Lenovo Flex 2 15-inch, model 20405, in a ZIP archive of about 3.26 MB. No motherboard number or version is stated in the name, so check the archive contents and compare the board in hand before use. Such a dump is written with an SPI programmer to revive a laptop with damaged firmware. Confirm that the extracted image equals the capacity of the flash chip, save the existing contents for serial and UUID data, and verify after programming.
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.
All sources (19)
The same file was posted more than once. If one link is dead, try the next.
How to open a .zip file
Compressed archive that every operating system opens without extra software.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →