"I recently applied the MS14B31 BIOS update on my unit, primarily to address some intermittent thermal throttling I was experiencing under heavy loads. The installation process via the Windows flash utility was straightforward, though as always, I made sure to back up my profiles first.
| Problem | Possible Causes | Solutions | | :--- | :--- | :--- | | | 1. Failed/corrupted BIOS update 2. Incorrect BIOS file | 1. Perform an EC (Embedded Controller) Reset : a. Power off the laptop and disconnect the AC adapter. b. Press and hold the power button for 20 seconds , then release. c. Reconnect the AC adapter and power on the laptop. 2. Reset BIOS to Defaults : If you can enter BIOS ( Del ), go to Save & Exit and select Load Optimized Defaults . 3. Clear CMOS : If the above fails, a deeper CMOS reset may be required. This involves opening the laptop and temporarily removing the coin-cell battery from the mainboard. Seek professional help if unsure. | | "Secure Boot Violation" error after update | The new BIOS has stricter Secure Boot enforcement, or the keys were reset. | 1. Enter the BIOS ( Del ) and navigate to the Security or Boot tab. 2. Find Secure Boot and ensure it is Enabled . 3. If the error persists, try restoring the Secure Boot keys to factory defaults (often an option within the Secure Boot menu). | | Windows prompts for a BitLocker recovery key | BitLocker was not suspended before the BIOS update. | 1. You must enter a valid recovery key for your Microsoft account. 2. On a different device, go to https://account.microsoft.com/devices/recoverykey and sign in with the Microsoft account used to set up BitLocker to find your recovery key. 3. Without this key, you will permanently lose access to your data. | | BIOS update failed or was interrupted | Power outage, system crash, or accidental user interruption during flash. | 1. Try the M-FLASH process again from the beginning if you can still enter the BIOS. 2. If the laptop doesn't POST, the only remaining option is to have the BIOS chip reprogrammed by a professional service or contact MSI for a warranty repair. |
If Windows BitLocker encryption is enabled, you must back up your recovery key [1.12]. The hardware changes triggered by a BIOS update can lock you out of your operating system upon reboot [1.12]. ms14b31 bios upd
Click the search magnifying glass icon and key in your specific consumer notebook designation (e.g., "Modern 14 A10RAS").
Need to perform an ms14b31 bios upd ? This guide covers everything from identifying your MS-14B31 motherboard, finding the correct BIOS file, creating bootable USB media, flashing safely, and troubleshooting failed updates. "I recently applied the MS14B31 BIOS update on
Since MSI hosts drivers and BIOS updates under the laptop model name rather than the mainboard model, you must search for your laptop series. Here is the step-by-step process:
The of your device (e.g., Modern 14 A10M). Failed/corrupted BIOS update 2
A BIOS update can resolve hardware compatibility issues, patch security vulnerabilities (e.g., Intel ME flaws), improve system stability, and even add support for newer CPUs or RAM modules. However, performing an incorrectly can brick your device. This article walks you through the process step by step.