How do I fix Windows error 0x80071A90?

Windows error 0x80071a90 is a registry error that can occur when the registry becomes corrupt or damaged. This can happen for a number of reasons, including malware or viruses, incorrect program installation or uninstallation, and incorrect system settings. When this error occurs, it can prevent the Windows operating system from starting up or working properly. In some cases, it can also lead to data loss.

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• Restart your computer
• Check for updates and install any that are available
• Run the Windows System File Checker tool
• Run the DISM tool
• Reset Windows 10
• Perform a clean install of Windows 10

1. Restart your computer

There is not a specific set of steps that need to be followed in order to restart your computer in order to fix windows error 0x80071a90. However, there are a few general steps that should always be followed when troubleshooting computer errors. These include:

1. Make sure that all of your computer's updates are installed.
2. Make sure that your computer is plugged in and has enough power.
3. Try restarting your computer in Safe Mode.
4. Try reinstalling your operating system.
5. Try troubleshooting your computer using a bootable media (such as a CD or USB drive).

2. Check for updates and install any that are available

1. Open the Control Panel.
2. Click on the System and Security icon.
3. Click on the Update and Security icon.
4. Click on the View Available Updates link.
5. If there are any updates available, they will be listed.
6. Click on the Install Updates button.
7. If there are any updates that need to be installed, they will be downloaded and installed.
8. When the updates are complete, a message will indicate that the updates are installed.
9. Click on the OK button.

3. Run the Windows System File Checker tool

1. Open the Windows System File Checker tool by pressing the Windows key + X, clicking on System and selecting System File Checker.
2. On the System File Checker screen, click on Next.
3. On the Select a problem category screen, select Windows Error Reporting and click on Next.
4. On the Select a problem type screen, select General Error and click on Next.
5. On the Select a problem area screen, select the folder where the problem is located and click on Next.
6. On the Select a problem file screen, select the file that is causing the problem and click on Next.
7. On the Review the results screen, click on Fix problem and click on Finish.

4. Run the DISM tool

1. Open an elevated command prompt.
2. Type "dism /online /cleanup-image /startup-image /repair-image" and press Enter.
3. Type "dism /online /get-image /imagefile:" and press Enter.
4. Type "dism /online /set-default /imagefile:" and press Enter.
5. Type "dism /online /cleanup-image /end" and press Enter.

5. Reset Windows 10

1. Restart your computer.
2. Click the Start button, type "reset" in the search box, and then click Reset.
3. If you are prompted to enter a password, do so.
4. Click Next.
5. If you are prompted to choose an option, click Troubleshoot problems.
6. Click the Advanced options button.
7. Click the Reset button.
8. If you are prompted to confirm the reset, click Yes.
9. Your computer will restart.
10. After your computer restarts, Windows will prompt you to insert the Windows 10 installation media. If you do not have the installation media, you will be prompted to download it.
11. Click the Yes button to install Windows 10.
12. After Windows 10 is installed, click the Start button, type "windows update," and then click Update and Security.
13. Click the Check for updates button.
14. If there are any updates available, click the Update now button.
15. After the updates are installed, click the Restart now button.
16. After your computer restarts, Windows 10 will begin to load.
17. If you are prompted to enter your user name and password, do so.
18. After Windows 10 loads, click the Start button, type "cmd," and then click OK.
19. At the command prompt, type "bcdedit /set {default} bootstatuspolicy ignoreerror" and then press Enter.
20. Type "exit" to exit the command prompt.

6. Perform a clean install of Windows 10

1. Open the Start menu and search for "Windows Update."
2. Click on the "Windows Update" icon that appears in the search results.
3. Click on the "Install updates" button on the Windows Update window that opens.
4. Click on the "Choose updates to install" button in the Windows Update window that opens.
5. Click on the "Install updates" button that appears on the updates that are listed in the "Available updates" section.
6. Click on the "Install" button that appears on the updates that are listed in the "Install updates" section.
7. When the installation of the updates is complete, click on the "OK" button in the Windows Update window.
8. Click on the "Restart now" button in the Windows Update window.
9. After the computer has restarted, Windows 10 will start automatically and update itself.