Fix Microsoft Store Error 0x80073CFB

Microsoft Store is a great app market for Microsoft products, but it’s not perfect. For example, some users reported seeing the error 0x80073CFB when trying to download and install an app. If you have this problem, this article will help you.

Code 0x80073cfb: The provided package is already installed and reinstallation of the package was blocked. Check the AppXDeployment-Server event log for more details.

Fix Microsoft Store Error 0x80073CFB

If you encounter this Windows Store error 0x80073CFB on your Windows 11/10 computer, the following solutions may help you. But before you start, make sure that the application is not already installed on your computer. If you see it, it’s best to uninstall it and then try installing the app again.

  1. Sign out of the Microsoft Store and sign back in
  2. Run the Windows Application Troubleshooter
  3. Clear your Microsoft Store cache
  4. Repair/Reset Microsoft Store
  5. Disable proxy server
  6. Remove WebMedia Extension

1]Sign out of the Microsoft Store and sign back in


To do this, follow the steps below:

  1. Click it windows icon on your desktop, then select the pinned Microsoft Store on the left.
  2. Click the user account button at the top of the screen. Then select Logout in the drop-down menu.
  3. For Login to your account, click on the User account and select the account you want to sign in with. Continue by pressing the Continue button.

2]Run Windows Store App Troubleshooter


One way to troubleshoot Windows Store issues is to run the Windows Store Apps Troubleshooter. Follow the steps below to get rid of 0x80073CFB Microsoft Store error.

  1. Right-click the Windows icon on your desktop and select Settings.
  2. Scroll down and click on the option Troubleshoot.
  3. To select Other convenience stores. When you access the Other troubleshooter, a list of Windows 11 troubleshooters will appear.
  4. Now scroll down and click on the Course button for the Windows Store App Troubleshooter.
  5. Restart your computer to see if the problem persists.

3]Clear your Microsoft Store cache

To clear your MS Store cache, follow the steps below:

hurry Win+S to open the search bar.

Search the Command Prompt and press Enter.

Click it Execute as administrator button.

In the Command Prompt Windows, type this command wsreset and knock Enter.

Restart your computer once the process is complete.

4]Repair/Reset Microsoft Store

You can repair the Microsoft Store app by following the steps mentioned below:

  1. hurry Win + I open Settings.
  2. Select your apps tab on the left side of the page.
  3. Then click on the option Apps and features to find your installed apps.
  4. Now click on the three-dot menu on the right side of the Microsoft Store logo.
  5. To select Advanced optionsthen press the repair button.
  6. Finally, click Reset.

5]Disable proxy server

Error 0x80073CFB

To disable the proxy server, follow the steps below:

  1. hurry Win+S simultaneously.
  2. Type “proxy” in the search field.
  3. To select Proxy settings in the list of options that appears.
  4. Tap the Setup button next to Use proxy server option.
  5. turn it off Use a proxy server option and save your changes.

6]Remove webmediaextension and see

This is known to have helped some. Remove the Web Media extension using the following command:

$appToFix = Microsoft.WebMediaExtensions && Get-AppxPackage -Name "$appToFix" -AllUsers | Remove-AppxPackage -AllUsers

You can then simply reinstall it using Microsoft Store.

Do not hesitate to ask your question on 0x80073CFB error in the comments section below. Other users who have found workarounds not mentioned above are welcome to share their solutions.

What happens if I reset the Microsoft Store cache?

The reason why Microsoft Store stores cache files on the system is to speed up loading and application page or main page every time you reopen Microsoft Store. Otherwise, it would take a few seconds to load the Microsoft Store each time. However, if the Microsoft Store cache is corrupted, the app will show issues. To fix this case, you can simply reset Microsoft Store cache.

What is the Microsoft Store for?

The Microsoft Store is used to download applications on a Windows system. Although you can also download applications from the creator’s website, Microsoft makes sure to scan each software for security reasons. In addition, the procedure for downloading an application from the Microsoft Store is simplified.

Some software products can only be downloaded from the Microsoft Store, especially Microsoft company products.

Microsoft Store error 0x80073CFB

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