: 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)
: Enter VPCF115FM (the marketing name for the PCG-81114L) in the search bar. sony vaio pcg81114l bios update link
: Clear your taskbar and close background programs. : After the computer shuts down completely, wait