You may have downloaded a BIOS for a different sub-model. Double-check if your laptop is the B11M, B12M, or A10M variant, as they use different firmware despite having similar motherboard IDs.
Navigate to the "Advanced" tab and look for UEFI BIOS Update .
Select your USB drive, locate the file, and confirm. The system will reboot into a flash utility. Do not touch the keyboard or power button until it finishes. Troubleshooting Common Issues ms14b31 bios updated
If the laptop stays black for more than 5 minutes after a "successful" flash, try a Hard EC Reset . Unplug the power, and hold the power button down for a full 30 seconds. The Verdict: Is it Worth It?
Ensure your current BIOS settings are at "Default" before starting the update. Step 3: The Update Process You may have downloaded a BIOS for a different sub-model
Ensure the USB is formatted to FAT32 . Most BIOS utilities cannot read NTFS or exFAT drives.
The BIOS (Basic Input/Output System) is the bridge between your laptop's hardware and the operating system. For the MS14B31 specifically, firmware updates typically target four critical areas: Select your USB drive, locate the file, and confirm
If you are looking to bring your system up to speed, this guide covers why the update matters and how to perform it safely. Why Update the MS14B31 BIOS?
