Fix Windows 10 Inaccessible Boot Device Error (Working Methods)

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If you encounter error (BSOD) with 0x0000007b on Windows 10, read on for working methods to fix inaccessible boot device. Hello Glad to see everything through this new topic and I consider the topic to be a way to contact you and I will explain in a simple way that a normal person with minimal knowledge can solve the problem with the help of this article.

Warm wishes to all blog seekers. Hope everyone is doing good. Are you here for today’s topic? OK so can you guess what the topic is or can you even guess the related topic. Ha-ha sorry to confuse you. It was a little act just to make fun of it. Yeah come on, let’s get to the topic of the day and let me clear up your confusion.

Description of Windows 10 unreachable boot device error

The system startup inaccessible error is one of the glaring errors for Windows 10 users. It is a standard “display of blue death” (BSOD) error with 0x0000007b, which often appears when starting Windows 10. Windows, after upgrading to Windows 10 or activating a Windows 10 anniversary.

This error message also prevents computers from starting correctly. It notifies users that their PC has a problem, so a restart is required to resolve the supposed failure. It also indicates that Windows is collecting error information and restarting at some point. Read on to fix unreachable boot device error.

Fixed Unreachable Boot Device Error

Error (exception code 0x0000007b) Meaning of unreachable boot device

Windows normally updates automatically, which is extremely exciting when a new update is released. However, a major problem could result from this automatic update. Imagine waiting for the update to restart Windows 10, to see error code 0x0000007b on your computer.

Your PC will restart again after a few moments. Illustrate the scene and imagine how you feel. Well, this error message shows that while trying to boot Windows could not enter the system partition.

The problem (of course) prompted Windows to restart. Several Windows 10 users on computers running SSD have recorded the prevalence of this error message. But why the boot system error is not unreachable? Please read to find out.

Causes of Windows 10 Unreachable Device Boot Error

Unreachable Boot Device Error refers to BSOD error message after Windows 10 operating system fails to access device partition while it is running. The following issues can prevent Windows 10 from accessing the system partition:

  • Inaccurate or obsolete, corrupt or outdated drivers.
  • Conflicts between hardware due to device upgrades or modifications.
  • Damaged hard drive.
  • Other causes.

Besides generating the system boot inaccessible error, the above issues which cause other device errors including MSVCP110.dll missing error, INTERNAL POWER ERROR, FATAL VIDEO DXGKRNL ERROR and many more again. To avoid other system malfunctions, it is necessary to fix the problem of unreachable boot device.

There are several solutions available to resolve Windows 10 Inaccessible Boot Malfunction. However, not all of them should be used. You just have to try to find a few alternatives to the one that works for you. Here is a helpful guide on how to fix Windows 10 Inaccessible Boot System Error:

  1. Disable the latest packages

The unreachable boot system error in Windows 10 can be triggered by recently installed packages. You can install new packages without warning if you have configured Windows Update to update them automatically. You can uninstall packages one at a time if you suspect that the newly installed packages are causing this problem.

Hopefully uninstalling each update will eventually remove the package that is causing the problem. Since Windows 10 usually cannot be started when this error occurs, it is advised to uninstall the packages using DSM command to fix.

Note: Your desktop is restarted by this process. Before you begin, make sure all work has been saved.

  • Make sure you are completely off your computer.
  • Press the power button on your PC to turn it on. Press the power button before it automatically turns off for five seconds. Perform this step twice before the “Preparing for automatic repair” screen appears.
  • To note: This movement aims to build the automatic repair preparation panel. If Windows cannot start properly, it will appear and Windows will attempt to fix the problem on its own. If you are turning on the machine for the first time, you can skip this step.
  • Wait for the Windows diagnostic to finish.
  • For the Windows recovery system screen, tap Advanced options.
  • Tap the Windows Recovery Environment screen for troubleshooting.
  • On the troubleshooting screen, select Advanced settings.

The Command Prompt should restart your PC and start. Follow the instructions below if the prompt command appears on your screen:


  • Type dir c: and press Enter (this is if the Windows C drive is installed).
  • Run Dism / Image: C: / Get-packsages.
  • There is a list of packages installed on the network. To rate the most recent package, you can use the date sector. Please note the name of your package.
  • To uninstall the package, enter the following words: dism.exe / image: c: / remove-package /[name of package].
  • This is the name of the package you specified in the previous section. “Package identity”
  • When uninstalling the packages, restart your computer. Check if the problem has been solved successfully.

Unless the error occurs after uninstalling new updates, it is recommended that you remove a recently updated program using the same technique. Alternatively, this blue screen closure can be replaced using a completely new approach.

  1. Update drivers

Drivers are invaluable tools for the proper use of your hardware by Windows. Nevertheless, the outdated drivers are not compatible with Windows 10 and therefore generate all kinds of problems like the boot system malfunction which is not available. It is highly recommended that you update your drivers to fix these errors.

Visit the official website of the computer hardware company and find and download the new drivers to fix a faulty driver. This problem can often be caused by controller drivers such as IDE ATA / SATA. And you can fix the error once and for all by downloading and installing your new driver update.

  1. In BIOS to trigger AHCI mode value

Several users have suggested that this problem can be solved by transfers to the AHCI “Enabled” mode on the BIOS. The BIOS menu is very different between manufacturers and you may want to consult your motherboard manual for instructions. To this end, there is a one-size-fits-all approach to describing this problem-solving process.

However, it is generally appropriate, by pressing the Delete, Esc, or Function key, to enter the BIOS during boot. Advanced options are selected and Custom AHCI mode is set. Toggle the AHCI mode value to On.

  1. Malware analysis

Viruses can also trigger BSoDs, so it’s important to scan your computer and remove any malware frequently. A professional anti-malware solution Anti-Malware can track, neutralize and keep you safe. At most, the solution remains here in this method by scanning the entire device and this rectifies the origin of the reason that raised the error. So I suggest you do all the above methods if the malware scan fails.

These are the most effective methods to fix ‘Windows 10 Inaccessible Boot Device Error’ issue that will help you and the users to know the methods to fix the error and normal minimum knowledge is enough to fix the issue. by simply following the instructions given by this article.

Windows 10 Inaccessible Boot Device Error FAQ

  1. Is there any way to fix “Windows 10 inaccessible boot device error”?

Yes, these are the methods explained above and it can be fixed without worrying about it.

  1. If one of the methods fails, what should I do?

You have to go for the next method as the issue is raised for various reasons and the reasons require many ways to resolve the issue.

  1. Does solving the problem require a lot of skill?

No normal knowledge and ordinary man can solve the problem of “Windows 10 Inaccessible Boot Device Error”.

These are the most frequently asked questions by the large number of users and the answers are given by the diverse range of the most experienced people and also with my own experience. The answers are therefore more valid and precise. If there are still questions, feel free to ask by dropping the doubt in your comments box.

Final conclusion

The unreachable boot system error is troubling, but many Windows 10 users say that fixing this issue is not a difficult task. To resolve blue screen error in Windows 10, the methods given above have been found to be helpful. All of these solutions would work for you. I believe that after following all the methods provided above, you can fix Unreachable Boot Device Error.

Thanks geeks, hope all the information is very valuable to you and if not, please send me a comment on your query, i will show you the best solution for this problem. There you go, guys are having a great day of your life.

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