The error appears when Windows cannot access the boot device or the system partition. It has, of late, been in the spotlight. The primary reason, the Inaccessible Boot Device stop code has troubled a lot of Windows 11 users. So, let’s find out all about it.

What causes Inaccessible Boot Device?

Here are a few reasons you might be getting the error:

A faulty hard drive: If the hard drive is faulty, you will likely get this error due to the computer’s inability to read the critical files. Often, SSD users are found to be affected by this error. Problems with the last installed update: For many users, the problem appeared after they updated Windows, pointing to either a bug in the installed version or a change made to the BIOS. Incompatible hardware: When an incompatible hardware or peripheral is connected to the PC, it could trigger the Inaccessible Boot Device error in Windows. Overclocking: If not done correctly, overclocking can lead to several errors and even BSODs, including this one.

How do I fix the Inaccessible Boot Device error?

Before we head to the slightly complex solutions, here are a few quick ones to try:

Make sure all the connections are in order, especially the ones to the hard drive. You can try reconnecting it just to be sure. Remove any recently connected hardware, and check if the Inaccessible Boot Device error stops appearing.

If these don’t work, move to the fixes listed next.

1. Disable VMD in BIOS

A user reported that a recent update enabled VMD in the BIOS, and, as a result, the Inaccessible Boot Device BSOD error showed up in Windows. So, make sure to revert the change.

2. Uninstall recent Windows updates

While the previous solution looked at a particular change made after the update, there could also be others. And the easiest solution is to uninstall the update and disable Windows Update for a while to prevent the Inaccessible Boot Device error from reappearing.

3. Repair the Master Boot Record

4. Perform a system restore

A system restore is often very effective against a range of BSOD errors. It primarily helps when you can’t identify what caused the error, which in this case may hold true. If the Inaccessible Boot Device error persists, head to the next solution.

5. Update the drivers

Drivers play a critical role in the effective functioning of the PC, and if these are outdated or corrupt, you are likely to encounter the Inaccessible Boot Device error. So you must regularly update the drivers. SPONSORED Remember, sometimes, a driver update, too, can trigger BSODs, so you would have to avoid downloading them. A few users reported every time the Raid driver got installed through Windows Update, the OS would crash with a BSOD.

Update drivers automatically

Searching for drivers on your own can be time-consuming. So, we advise you to use a tool that will do this for you automatically. This software will allow you to fix the Inaccessible Boot Device error on Windows 10, optimize your computer and enjoy an awesome gaming performance. After several tests, our team concluded that this is the best-automatized solution. Furthermore, if you want to be constantly aware of your drivers’ actuality or functionality, take action and optimize your computer using powerful software like DriverFix.

6. Convert the disk to GPT

That’s all for the Inaccessible Boot Device BSOD error in Windows, and one of our solutions should have helped fix things. In case the error persists, we recommend you contact Microsoft Support or a professional in your locality. Also, check the best ways to boost the performance of Windows 11 and get it to run faster than ever. If you have any other queries or know of a solution we missed, drop them in the comments section below.

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