Solved: HP Inaccessible Boot Device on Windows11 (7 Ways)

Do you encounter your HP cannot access the boot device on Windows 11 system? Read the below article which offers you 7 ways to fix it!


By Maggie Updated on August 18, 2023

Share this: instagram reddit

USER CASE: Inaccessible Boot Device BSOD after upgrading to Win 11 22 H2


We've recently seen an influx of issues regarding the Windows 11 22H2 rollout, anyone else seen this issue and is there a solution available from HP?

Problem description:

System fails to boot after Windows 11 upgrade to 22H2, it will boot loop with BSOD “INACCESSIBLE_BOOT_DEVICE” and automatic repair.

Affected system (HP)

HP EliteDesk 800 G5 with i5-9500

- Question from HP Community

What is the inaccessible boot device error?

The HP inaccessible boot device Windows 11 error is a troublesome "blue screen of death" (BSOD) issue that disrupts the normal boot process of Windows 11. This error can prevent your Windows system from starting up correctly, and at times, it might prevent access to Windows altogether, leading to a rather unsettling experience.

Inaccessible Boot Device in Windows 11

This error can manifest shortly after you start your computer, following a reset, or after a system update. It may even occur repeatedly, with your PC attempting to troubleshoot the problem but failing to find a solution. Essentially, what happens is that your computer encounters difficulty accessing a specific system partition during its startup, prompting it to shut down to safeguard against potential data loss or harm.

Causes for inaccessible boot device

Here are several potential causes for the inaccessible boot device Windows 11 HP:

1. Corrupted file system
2. Issues with filter drivers related to storage
3.  Moving the hard drive to a different computer with a different storage controller
4. Changing storage controller mode or settings in BIOS
5. Using a non-default storage controller driver
6. Faulty hardware, often on the motherboard or storage controller
7. Component-based store corruption affecting Trusted Installer service and update installations
8. Corrupted files within the boot system partition
9. Malware infection

How do I fix inaccessible boot device?

Method 1. Run a system file scanyes

Step 1. Type cmd in the search bar to open Command Prompt, and choose Run as administrator.

Open Command Prompt

Step 2. Then input the below command and hit Enter.

DISM.exe /Online /Cleanup-image /Restorehealth


Step 3. Then type in this SFC command and press Enter.

sfc /scannow


Now you just need to wait for the execution.

Method 2. Run a check disk scan

Step 1. Open command prompt and select run as administer as # method 1.

Step 2. Then input the below command when the command prompt window pops-up. And hit Enter to start the scan.

chkdsk /r C:


Step 3. Now you need to wait the process to finish.

Step 4. Select Power and then choose Restart your HP PC again to see if the inaccessible boot device hp windows 10 or 11 issue has been solved.

Method 3. Uninstall recent Windows 11 updates

Step 1. Open Settings in the Start menu.

Step 2. Then find and locate Windows Update option, and click on it.

Step 3. Then choose Update History > Uninstall updates.

Uninstall Updates

Step 4. Now select the most recently installed update on the window that you can see and choose Uninstall.


Method 4. Run the startup repair utilityyes

Step 1. Choose Power from the Start menu.

Step 2. Then click the Restart option whilst pressing and holding the Shift key.

Step 3. Next, select Troubleshoot and Advanced options.

Toubleshoot Advanced Options

Step 4. Select the Start-up Repair option.

Startup Repair

Method 5. Update device driversyes

Step 1. Right-click the Start menu’s button to select Device Manager.

Step 2. Locate Display adaptors and then right-click on the drive and choose Update driver.

Update driver

Step 3. Then select the Search automatically for updated driver software option within the Update Drivers window that opens.

Method 6. Roll Windows 11 back to a restore point

♥Tip: We suggest making a system backup before you roll back the OS system for it’s unrecoverable.

Step 1. Hold down the Windows key + R to open Run.

Step 2. Type rstrui in the Run box.

Step 3. Click OK to bring up System Restore.

System Restore

Step 4. Press the Next button.

Step 5. If there’s a Show more restore point option available, select that checkbox.

Step 6. Now you need to consider choose a restore point that will roll Windows 11 back to a time that predates the inaccessible boot device Windows 11 after driver update.

♥Tip: Or you can select the oldest restore point available.

Method 7. Reset Windows 11

Step 1. Click on Start menu and then choose Settings in Windows 11.

Step 2. Then choose System> Recovery > Reset this PC.

Reset This PC

Step 3. Select Keep my files in the Reset this PC utility.

Reset This PC

Step 4. Then you need to choose Local reinstall option, and choose Next to continue.

Local Reinstall

Step 5. Click Reset to confirm your configurations.

Suggestion: backup your system before an inaccessible boot device occursyes

Experiencing the Inaccessible Boot Device error can be incredibly frustrating and disruptive to your computer's daily use. If the 7 previously mentioned methods have proven ineffective in resolving the issue, it might be time to consider utilizing advanced third-party software.

In this context, I highly recommend the exceptional AOMEI Backupper Standard, a top-tier free backup software. Through its system backup feature, this software ensures heightened security for crucial data on your computer. This means that in case of unforeseen complications, you can swiftly restore your system to a previously stable state.

✿ Effortlessly back up your system to diverse destinations, including USB drives, NAS devices, and external hard drives, among others.
✿ Boasts remarkable compatibility, extending support to Windows PC operating systems like Windows 11, 10, 8.1, 8, 7, Vista, and XP.
✿ Empowers you to employ incremental or differential backup methods (differential backup available in the paid edition), enhancing backup efficiency when contrasted with Windows' native tool.

Now download this software and install it on your PC.
Download Freeware Win 11/10/8.1/8/7/XP
Secure Download

Step 1. Click System Backup under the Backup option in the left panel.

System Backup

Step 2. The program will automatically choose the system-related partition(s) as the source data. You just need to select a destination path.

Select Destination

Step 3. Click Start Backup to backup your HP Windows 11.

Start Backup

Once you've successfully generated a system image backup, you can utilize it to revert your PC to a prior state whenever necessary.

☄ In the event of a Windows system crash or inability to boot up properly, you can employ the "Create Bootable Media" function within the Tools menu. This enables you to restore the previously created system backup even when Windows is inaccessible.

To sum up

Here are six solutions to address the " HP inaccessible boot device Windows 11" issue. Feel free to try them step by step to find a suitable resolution. However, if you wish to avoid the hassle of dealing with recurring system problems, consider seeking assistance from third-party backup software. AOMEI Backupper, for instance, can proactively create a system image of your computer. This backup can then be used to restore your computer to a healthy state in case similar system errors arise.

Maggie · Editor
Maggie is a technical editor from AOMEI and troubleshoots technical problems against data protection. She has received professional and systematic technical training. With a focus on user experience, security, and problem-solving, she always puts herself in the readers' shoes and provides them with valuable technical insights.