How to Resolve Error Code 0x80071ab1 on Windows 10 Computer

So, you have installed a clean copy of the latest version of Windows 11 from Microsoft. Everything looks neat and tidy, but you have some old applications that you want to install that need the .NET Framework v3.5 installed. You might even need to reinstall .NET Framework 4.8 if you previously uninstalled it from Windows.

However, if you try to install it, you will get an error with the code 0x80071AB1. In most cases, this is due to a problem with the Windows update feature. In this guide, we will tell you the causes and some quick ways to fix them. Proceed with caution, as some methods require extra attention and dedication.

What are the causes for error code 0x80071ab1 in a Windows 10 computer?

Like many similar problems, the 0x80071ab1 code can be caused by corrupt or missing system files, faulty or damaged Windows update components, and other system issues.

How to repair error code 0x80071ab1 on Windows 10 computer?

Disable third-party antivirus programs

  1. Place the mouse cursor on the toolbar.
  2. Right-click the third-party antivirus software icon.
  3. If it is not present, click the Show Hidden Icons icon (up arrow) to display it.
  4. Select Disable.
  5. Select the time period for which the application will be disabled.

Install Windows update manually

  1. Press Windows + S
  2. Enter Update History.
  3. Press Enter.
  4. When the Settings page appears, note the KB version that indicates the error.
  5. Go to the Microsoft Update Catalog web page.
  6. Click on the search bar and enter the number of the KB you want to restore.
  7. Press the “Enter” key.
  8. Find the version that matches your system configuration.
  9. Click the Download button next to the appropriate version.
  10. A new page will appear. Click the link that ends in msu.
  11. Once the MSU file has been downloaded, double-click it.
  12. Follow the instructions on the screen to fully install the update.

Launch the Windows Update Troubleshooting program

  1. Press Windows + I.
  2. On the Settings page, select the Troubleshooting option.
  3. Click More on Troubleshooting.
  4. On the next page, click Run next to Windows Update.
  5. Follow the instructions on the screen to perform troubleshooting.
  6. If the utility suggests an automatic fix, click Apply this fix.
  7. Close the troubleshooter.
  8. Restart Windows for the changes to take effect.

Free up disk space

  1. Click the search icon on the taskbar.
  2. Type cleanmgr.
  3. Press the Enter key.
  4. In the next window that pops up, select your system drive, which in most cases is C: and is automatically selected by the system. Click OK.
  5. In the next wizard, click Clear system files.
  6. Click OK in the next drive selection window.
  7. After proceeding to the disk cleanup wizard, click OK.
  8. To give final permission, click Delete Files.

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Mark Ginter is a tech blogger with a passion for all things gadgets and gizmos. A self-proclaimed "geek", Mark has been blogging about technology for over 15 years. His blog,, covers a wide range of topics including new product releases, industry news, and tips and tricks for getting the most out of your devices. If you're looking for someone who can keep you up-to-date with all the latest tech news and developments, then be sure to follow him over at Microsoft.