: Enter VPCF115FM (the marketing name for the PCG-81114L) in the search bar.

: After the computer shuts down completely, wait at least 60 seconds before pressing the power button to turn it back on. Troubleshooting and Access BIOS Update Utility (Windows 10 64bit, Windows 8.1 64bit)

: The system will restart and then automatically shut down once finished.

A BIOS update is a high-risk operation. Failure to follow these steps can result in a "bricked" (non-functional) motherboard: