How to Fix Microsoft Store Error 0x80073CF3 in Windows 10

Recently, a few users complained of receiving an error code 0x80073CF3 when they were seeking an update of the existing apps on the Microsoft Store. Well, this error might occur because of several reasons. The list includes – corrupted Store app, accumulated cache, or app not compatible with the running OS (installing a new program). In certain scenarios, this error may also occur when Windows Defender or Firewall is blocking a new installation or an update. 

When this bug appears, you might also receive an error message that reads the following –


The package failed to update, dependency, or conflict validation.

As per Microsoft, this error may occur due to conflicts with an installed package, or the package doesn’t support your processor architecture. To know more, you may look into the AppXDeployment-Server event log. Whatever is the reason in your case, you may solve it by following these workarounds one after another. 

Microsoft Store Error 0x80073CF3

Microsoft Store error code 0x80073CF3 Solutions

Here’s how to fix Microsoft Store Error code 0x80073CF3 on Windows 10 PC –

1. Check if your PC supports app configuration

The app that you are trying to download and install on your computer must be compatible with your system architecture. For example – you should not try installing an x64 app on an x86-based PC. Hence, make sure to check the app configuration well in advance to avoid error 0x80073CF3 on your device. 

2. Uninstall then Reinstall Problematic Apps

If you are getting this error code 0x80073CF3 while starting a particular app on Microsoft Store, the problem may lie in the app itself. In such a case, all you require is to uninstall the faulty program and reboot your PC. Sign back into Windows 10, and reinstall the app that you had previously uninstalled. Next, check if you are now able to start this app correctly or not. To remove any application on Windows 10, use these steps –

  • First of all, browse to the below path on your computer –

Settings (Win + I) > Apps & Features

  • Scroll down and locate the buggy app on the right panel.
  • Once found, click once over it and hit the Uninstall button.
  • Restart your PC, performing so will delete any leftover files of this software as well. 

3. Disable Windows Defender 

In certain cases, the error 0x80073CF3 may appear just because Windows Defender or Firewall is prohibiting a particular program from starting on Windows 10. Disable both i.e. Windows Defender and Windows Firewall and see if it solves the issue at hand. 

4. Troubleshoot Windows Store Apps

If you have already tried the above workarounds, however, the error 0x80073CF3 is still occurring on Windows 10, you may use the Windows Store Apps Troubleshooter. Running this tool will check for possible corruption on the computer and provide a resolution (if possible). Here’s how the process goes –

  • Right-click over the Windows icon and select Settings.
  • On the Settings window, type “Troubleshoot” and click on the first result i.e. Troubleshooting settings. 
  • The system will redirect you to the Troubleshoot page. Here, tap over the link – Additional troubleshooters.
  • Scroll down to the bottom on the next screen and hit Windows Store Apps. You may find this under the section – “Find and fix other problems”.
  • On the extended pane, hit Run the troubleshooter and let the system diagnose and resolve the underlying causes on your PC. 

Store Apps Troubleshooter

  • When the troubleshooting completes, click “View detailed information” to see if this indeed solves the 0x80073CF3 error or not.
  • Reboot your PC next and see if the problem gets resolved or is still appearing. 

5. Reset Microsoft Store Cache

In case the error 0x80073CF3 persists even after troubleshooting Store apps, the problem may lie with the Microsoft Store app itself. Whenever you install or remove an application on Windows Store, some information gets stored as cache. It is this cache that causes issues while opening a particular program or even the Store app itself. 

Well, in order to fix this problem, you must purge the stored cache on Windows Store. Here’s how to perform this task –

  • Right-click on the Windows icon and select Apps & Features. 
  • When the “Apps & Features” settings page opens up, scroll and locate Microsoft Store.
  • Tap once over it and when it expands, hit Advanced.
  • On the succeeding screen, scroll down to the Reset section, and hit the Reset button.

Reset Store Cache

Restart your computer next and see if resetting Store indeed solves the error code 0x80073CF3 or not. 

6. Reinstall Windows Store via PowerShell

If none of the above methods fix the error code 0x80073CF3, try uninstalling then reinstalling Windows Store via PowerShell. To do so, log into your PC as administrator then follow these steps –

  • Press Win + X to launch the Power Menu and select Windows PowerShell (Admin).
  • On the elevated console, copy/paste the below cmdlet and press Enter –

$manifest = (Get-AppxPackage Microsoft.WindowsStore).InstallLocation + '\AppxManifest.xml' ; Add-AppxPackage -DisableDevelopmentMode -Register $manifest

  • If the above code doesn’t run or work to uninstall/reinstall Microsoft Store, run this code instead –

Get-AppxPackage | ForEach-Object { Add-AppxPackage -DisableDevelopmentMode -Register ($_.InstallLocation + '\AppxManifest.xml')}

I hope, you find this article useful to fix Error 0x80073CF3 on your device. Let us know in the comment section if you face any difficulty following this tutorial. 

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