Fix: Microsoft Store Apps crash with Exception Code 0xc000027b

The exception code 0xc000027b is basically a store-related issue in which Windows Store apps crash without displaying any error message. When it occurs, you won’t be able to either start or update any program downloaded from Microsoft Store. A few users even complained of not being able to launch the Store app itself. 

Fix Microsoft Store Apps Crash Error 0xc000027b

In this guide, we will cover all possible reasons that may trigger this issue along with five working ways to fix it. This error might occur because of corrupted Windows Store components, Date & Time Syncing problems, or system file corruption. Whatever the reason in your case, you may get rid of this error by applying these workarounds –

Fix Windows Store Exception Code 0xc000027b 

If Windows Store Apps are crashing on Exception Code 0xc000027b on your device, the following solutions may help you –

1] Run Windows Store Apps Troubleshooter

Windows Store Apps Troubleshooter is a great in-built tool by Microsoft that you may run to find and repair any issue related to Microsoft Store and its apps. Here’s how to run this troubleshooter –

  • Press Win + I to launch the Settings app.
  • On the Settings window, type “Troubleshoot” on the search bar and hit Enter.
  • From the list of appeared results, locate – “Find and fix problems with Windows Store Apps“.

Exception Code 0xc000027b - Find and Fix Windows Store App

  • Once you find this option, click over the same. 
  • Click Advanced and then tick the checkbox left of “Apply repairs automatically“.

Exception Code 0xc000027b - Troubleshoot

  • Hit the Next button so that this tool begins troubleshooting Microsoft Store and its problematic apps.
  • In the end, click over the “View detailed information” link to see if this indeed solves the issue or not. 
  • On the troubleshooting report, you may find a complete list of checks that it performs during the scan. 
  • Restart your PC next and see if the problem reoccurs again or not. 

Note: Windows 11 users may navigate to the below path, and hit the Run button available next to Windows Store Apps.

Settings (Win + I) > System > Troubleshoot > Other troubleshooters

Store Apps Troubleshooter on Windows 11

  • Let the troubleshooter check for the underlying causes and resolve them on its own. After the troubleshooting completes, restart your Windows 11/10 PC, and check if the error 0xc000027b resolves. 

2] Sync Date and Time 

As per Microsoft, you may also encounter this Exception Code 0xc000027b if the date and Time don’t match with the Time Zone where you reside. Go and check if this is the actual reason behind receiving such error codes. Here’s how the process goes –

  • First of all, navigate to the following path –

Settings (Win + I) > Time & Language

  • Select Date & Time on the left column.
  • On the right pane, enable both i.e. “Set time automatically” and “Set time zone automatically” toggle switches.
  • Scroll a bit further and hit Sync now under Synchronize your clock. 

Sync Now - Date & Time

  • That’s it, the Date & Time instantly get updated on your device. 

Note: If the problem persists even after this, re-visit the above path, and this time hit Region on the left pane. On the right side, select the country where you reside using the drop-down menu. 

3] Uninstall and reinstall the faulty app

If you are getting this Exception Code 0xc000027b while starting a single app, the problem may lie in the app itself. In such a scenario, what you should do is uninstall the faulty application and restart your device. When Windows 11/10 reloads, check if the above error resolves or not. 

Here’s how to uninstall the corrupt application –

  • Right-click on the Windows icon and select Installed Apps/Apps & Features.
  • On the upcoming screen, locate the specific program on the right side.
  • When found, click once over it and hit the Uninstall button.

Uninstall Chromium Edge

  • On Windows 11, click on the three vertical dots available next to the application, and choose the Uninstall option.

Uninstall Mail and Calendar

  • Restart your PC next so as to delete any leftover files of this application as well. 

Note: You may reinstall the removed app after the error code 0xc000027b is no longer appearing on Windows 11/10.

4] Exception Code 0xc000027b by resetting Microsoft Store 

If the Exception Code 0xc000027b appears randomly while starting any program, this error might not be associated with a single application. Instead, the whole Microsoft Store has become corrupted. In order to fix this bug then, you must reset the entire Windows Store. To do so, use the steps –



  • Running this command will restore Microsoft Store to its default values. 

Restart your computer next and see if resetting Store indeed solves the above problem or not. 

5] Uninstall then Reinstall Windows Store via PowerShell

If none of the above workarounds resolve the Exception Code 0xc000027b in Windows 10, you must uninstall and then reinstall Windows Store App. The button to uninstall Windows Store App stays greyed out inside the Settings app. So, you won’t be able to remove the Store app as any normal application does. 

We have presented below the PowerShell way to uninstall and then reinstall the Microsoft Store app on your Windows 11/10 PC. All you require is to follow these easy steps –

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

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

  • Running the above code alone should uninstall/reinstall Microsoft Store. If not, close the PowerShell window, and restart it as an Administrator. This time, execute the below code –

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

Since proceeding this way fresh installs Microsoft Store, you won’t be getting the Exception Code 0xc000027b anymore on your device. Let’s know which one of the above methods works in your case. 

How do I solve Windows 10 Xbox App crashing on Error 0xc000027b?

If you are receiving this error code on your Xbox application, attempt the below fixes, and check if the problem resolves afterward –

  • Repair/Reset Microsoft Store
  • Reinstall Windows Store via PowerShell
  • Sync the Date & Time on your Windows PC

In case the error persists even after applying the above fixes, delete a key entry inside the registry. For this, you must launch Registry Editor via Run (Win + R), and navigate to the below path –


  • Right-click on the Store folder and choose to delete it. 

Proceeding this way, you have purged all the cache stored inside the CloudStore/Store folder. Restart your Windows 11/10 PC and check if you can update applications on MS Store. Let’s know in the comment section if you are still facing trouble opening Microsoft Store or applications downloaded from here. 

Tip: If you are facing update, activation, or driver issues on your Windows PC, try RESTORO PC Repair Tool. This software will scan your device for potential issues and resolve them automatically.

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