Enter the BIOS and select "Load Setup Defaults" or "Optimized Defaults." This resets the firmware to a stable state.
(e.g., B10MW, B10RAS) by checking the sticker on the bottom or searching "System Information" in Windows. Check Current Version : Open the System Information Tool and note the "BIOS Version/Date". Power Supply ms14b31 bios upd
Before downloading anything, confirm your motherboard model. Many users confuse laptop chassis numbers with the mainboard model. Enter the BIOS and select "Load Setup Defaults"
Lenovo ThinkCentre MS14B31 BIOS Update: What You Need to Know Before You Start do not proceed.
Write down the existing version (from msinfo32 ). If the new version is older or identical, do not proceed.