0x800b0101 Error Code: 4 Ways to Fix It

Expert solutions to install the pending updates in a jiffy

Windows 11 » Repair

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by Kazim Ali Alvi 

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Key notes

  • The 0x800b0101 update or install error prevents users from updating the OS.
  • The error appears when installing an update from the standalone package downloaded from the Update Catalog.
  • To fix things, check for corrupt system files, run the dedicated troubleshooter, and set the correct time, amongst other solutions.
Fix 0x800b0101 Windows Update error

Updates are critical to the effective functioning of the PC, be it for Windows or the installed apps. An up-to-date computer delivers faster performance and is better protected against threats. But many users reported getting the 0x800b0101 update error.

The error code affects the PC’s ability to install Windows updates via Settings, using the MSU standalone installer, and when downloading apps from Microsoft Store. So, let’s find out how you can get things up and running in these cases.

What is failed to install 0x800b0101?

The error is encountered when you try to install a missing update from the standalone installer downloaded from Microsoft Update Catalog. Normally, we head to the catalog when unable to update the OS normally. But, when it starts to throw an error, users are left in a pickle.

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

  • Issues with certificates: One of the reasons users get the 0x800b0101 error is when a required certificate is not within its validity period. This is usually due to an incorrect time set on the PC.
  • Corrupt update components: When the Windows Update Components are corrupt, users are bound to run into issues updating the OS.
  • Corrupt system files: Even corrupt system files can trigger a wide range of issues, including reduced functionality, app crashes, and update errors.

How do I fix Windows Update error 0x800b0101?

Before we move ahead, try these quick tips:

  • Restart the computer and check for updates.
  • Connect to a different network, preferably a wired one, and verify whether the 0x800b0101 error disappears.

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

1. Run the Windows Update troubleshooter

  1. Press Windows + I to open Settings, and then click on Troubleshoot on the right in the System tab.settings
  2. Click on Other troubleshooters.other troubleshooters
  3. Locate Windows Update and click the Run button next to it.troubleshooter to fix 0x800b0101
  4. Now, wait for the troubleshooter to identify and eliminate the problem automatically.troubleshooter

When getting the 0x800b0101 error, your primary approach should be to run the dedicated Windows Update troubleshooter. Once done, try installing the same update via the built-in method, and if it still fails, use the update catalog.

2. Correct the PC time

  1. Press Windows + I to launch Settings, select Time & language from the navigation pane, and click on Date & time on the right.date & time
  2. Now, you can either enable the Set time automatically setting, or click on the Change button to manually configure it.set time automatically to fix 0x800b0101
  3. Choose the present date and time from the various dropdown menus, and click on Change to confirm.date and time

3. Run the DISM and SFC scan

  1. Press Windows + R to open Run, type cmd, and then hit Ctrl + Shift + Enter.command prompt
  2. Click Yes in the UAC prompt.
  3. Paste the following three commands one at a time, and press Enter after each:DISM /Online /Cleanup-Image /CheckHealth DISM /Online /Cleanup-Image /ScanHealth DISM /Online /Cleanup-Image /RestoreHealth
  4. Once done, run this command for the SFC scan: sfc /scannowsfc scan to fix 0x800b0101

If it’s the corrupt system files to blame for the error, we recommend you run the DISM tool and the SFC (System File Checker) scan to repair/replace any corrupt system files, as well as fix other issues with the Windows image.

Otherwise, you may also opt for a proficient system repair technology that can fully scan your Windows PC to detect malfunctioned files or programs, broken registry, and many more issues. Such a tool is a suitable choice when you’re dealing with these types of errors that prevent your OS from running properly.

4. Perform an in-place upgrade

Note icon NOTE
The steps here are to perform an in-place upgrade in Windows 11. If you are facing the error on Windows 10, directly download the Media Creation Tool, and run it to repair the Windows installation.
  1. Go to Microsoft’s dedicated Windows 11 page, select the desired ISO edition, and click Download.iso to fix 0x800b0101
  2. Choose the OS language and click Confirm.langauge
  3. Now, click on the provided link to start the download.download
  4. Double-click on the ISO file to view its contents and click Open in the prompt that appears.open
  5. Run the setup.exe file.setup.exe
  6. Click Next to continue.next
  7. Now, click Accept to agree to the license terms.accept
  8. Finally, make sure the setup lists, Keep personal files and apps, and click on Install to proceed.in-place upgrade to fix 0x800b0101

That’s it! Wait for the in-place upgrade to complete (may take a few hours). Once done, things should be up and running like before, and you shouldn’t get the 0x800b0101 error. An in-place upgrade will fix any issues with the OS without affecting the installed apps or stored files.

Also, before you leave, check some quick tips to boost the PC’s performance in no time.

Tell us which fix worked for you in the comments section below.

More about the topics: Microsoft Store Fixes, Update error, Windows Update

Kazim Ali Alvi

Kazim Ali Alvi Shield

Windows Hardware Expert

Kazim has always been fond of technology, be it scrolling through the settings on his iPhone, Android device, or Windows PC. He's specialized in hardware devices, always ready to remove a screw or two to find out the real cause of a problem. Long-time Windows user, Kazim is ready to provide a solution for your every software & hardware error on Windows 11, Windows 10 and any previous iteration. He's also one of our experts in Networking & Security.