Be very careful when updating your BIOS,  you need to  end up with an unbootable computer. Only update it if you need to and backup your computer’s files befor updating your bios.

First, check the BIOS version of your ASUS Notebook. Then, search your laptop model on ASUS support site, you can click here; to go to the office site.  and download the BIOS file, if there is a newer version. Finally, install and run ASUS WinFlash to update the BIOS version.

If for some reason you need to downgrade the BIOS, you need to run the application with the /nodate parameter. Open a Command Prompt window (cmd) and run “C:\Program Files (x86)\ASUS\WinFlash\WinFlash.exe” /nodate