Fix Inaccessible Boot Device Error in Windows 10

BSoD Error

The upgrade to Windows 10 has been pretty amazing for Windows users, with the exception of some. Some of them have encountered some problems, like the INACCESSIBLE_BOOT_DEVICE error. In this article, I will explain how to repair INACCESSIBLE PRIMING DEVICE error in Windows 10.


INACCESSIBLE_BOOT_DEVICE error, also known as Error 0x0000007b, is one of the most common blue screen of death errors. This error indicates that the Windows operating system lost access to the system partition during startup. Blue Screen of Death errors may occur due to faulty software or because of hardware failure. It is normal for all BSoD errors to crash Windows 10 and restart your computer as a security measure to avoid damage.

This error may appear on Windows startup if Windows can not read system data or boot partitions. Most of the time, it appears when you upgrade to Windows 10 or upgrade a software or driver associated with Windows system files.

When you encounter this error, your screen turns blue and displays the following message:


Your PC has encountered a problem and needs to restart. We simply collect information about the user, and you can then restart them. (0% complete) "

In order to solve this problem, we must first understand the cause behind this problem. While we can counter the mistake like a pro.

Causes of the error

Malware or viruses.
● Hard disk or RAM damaged or corrupted
● Material conflicts due to some changes.
● Corrupt, obsolete, or incorrectly configured drivers.
● Corrupted Windows registry file.
● Damaged or corrupted system files.
● Some problems in the BIOS.
● Badly connected or faulty data cables in the system.
● Upgrading interrupted or defective operating system.

How to fix an inaccessible boot device error

There are also other reasons, but these are the most common. The reason may be different for different users compared, but I will provide you solutions regardless of them. Do not worry about the cause, simply apply the methods simply by following the mentioned steps.

1. Clean up viruses and malware

This is the easiest way to remove the INACCESSIBLE BOOT DEVICE error if it is caused by a virus, spyware, or malware. Follow the steps mentioned below.

Step 1: Install a Anti-virus program on your computer if it is not already installed. You can install any program such as, Avast, McAfee, 360 Total Security, etc.

Step 2: If the antivirus is already installed on your computer, skip step 1. Open the antivirus program and perform a "Full scan" of the system.

Step 3: Wait patiently for the software to detect any problems. After that, fix them all.

Step 4: Restart your computer.

That's all. If a virus or malware was bothering you, you got rid of it successfully. You can continue to use your PC normally as before. If the problem persists, scroll to the next method.

2. Update device drivers

The error is due to an outdated, corrupted or misconfigured driver installed on the system. In this case, updating the device drivers will help you. Follow the steps mentioned below:

Step 1: At first, right click on "my computer" and click "manage" and then go to "Device Manager." This will take you to the Device Manager screen where you will see a list of all devices.

Step 2: Look at the list and find the devices marked with a small yellow triangle. These are the ones that cause problems. Right click on them one by one and update them by clicking on "Update the driver software" option.

Step 3: Make sure you have a good internet connection. Wait until all the drivers are updated.


You can automatically update all drivers using third-party software, such as Easy driver.

That's all. You have correctly repaired the drivers and corrected this error. If one way or another, the error persists, scroll down.

3. Start your Windows in safe mode

This is the simplest method but can work best for you. Try it by following these steps:

Step 1: Start by starting Windows in Safe mode.

Step 2: Second, restart it in Normal mode.

Completed. It could have solved your problem. If it is not, scroll down.

4. Check the hard drive, external devices, and cables

This is the most common way to clear the INACCESSIBLE_BOOT_DEVICE error. Try it wisely and it could work as a charm for you.

Step 1: Remove the external hard drives or any other device connected to the system. Also, disable startup by the local network. After that, remove the newly installed software and hardware.

Step 2: Check if your hard drive is in good condition or damaged. You can do this by right-clicking on the hard drive, then clicking "Properties." Then click "Tools" and then finally on "Check."


you can press Windows + X key open Win + X Menu To select Command prompt (Admin). When the command prompt opens, enter chkdsk / r C: and press Enter.

Then you will be asked to restart your PC and schedule the scan. Just type Y and press Enter.

Step 3: Decipher the boot partition if you have encrypted it. You can encrypt it again after Windows upgrade.

Step 4: Carefully check all cables connected to the system. Unplug and plug in one by one. Also clean the dirt on them.

Step 5: This step is optional. Do not do this if you have little or no knowledge about BIOS. you must reflash your BIOS if they are corrupted. Do not forget that you risk damaging the system irreversibly if you do not do it properly. So, I suggest you stay away unless you are a computer geek.

5. Advanced Repair

This is the most advanced and complex method to date. You should only try this if you are ready to pay real attention to it. Here are the steps to follow very closely:

Step 1: Start your computer with USB bootable media and click "Next."

Step 2: Click now on the Repair your computer link in the lower right corner.

Step 3: Then in the "Advanced start" screen, click on the "Troubleshoot" button.

Step 4: Now click on the button "Order Prompt" button.

Step 5: Type the commands mentioned below to remove the SessionsPending registry keypress Enter on each line:

First, regular load HKLM temp c: windows system32 config software

Second, reg delete "HKLM Server temp Microsoft Windows CurrentVersion Component SessionsPending" / v Exclusive

Third, reg unload HKLM temp

Step 6: Type this command to extract a list of installed packages and press Enter:

dism / image: C: / get-packages

in the list of installed packages, locate those labeled "Install pending" these are the ones who are probably at the root of the problem.

Step 7: Type this command to create a temporary folder in which to move the bad updates and press Enter:

MKDIR C: temp packages

Step 8: Now, type this command to remove the problem of creating updates and press Enter:

dism / image: c: / remove-package / packagename: PACKAGE-IDENTITY-NAME / scratchdir: c: temp packages

In the command above, replace "IDENTITY-PACKAGE-NAME" for the package identifies the name labeled as "Install on hold." Repeat this step if you have other pending updates.

If the result is similar to the image below, the problematic update has been removed and you can restart your computer normally.


These were the 5 best methods of working to fix the INACCESSIBLE_BOOT_DEVICE error under Windows 10, 8, and 7. If you have tried them wisely, you are now using your computer without being frustrated by the error. I hope I helped you solve the problem. For questions about the topic, comment below in the comments section. Have a nice day, guys!

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