In this article, we’ll share multiple solutions to resolve Microsoft Store error code 0xc002001b. The error 0xc002001b occurs on Windows 10/11 when the Windows Store cache gets corrupted or damaged.

Recently, a few users complained about being unable to install apps from the Microsoft Store. They experienced a weird error 0xc002001b upon launching the store app.

The error code 0xc002001b prevents users from installing the apps from the Microsoft Store. This error occurs on both Windows 10 and Windows 11, and there are multiple methods to resolve it. Meanwhile, here is a guide to Fix Microsoft Store Error Code 0x00000000 on Windows 11/10.

Install and Update Third Party Applications with Patch My PC
Install and Update Third Party Applications with Patch My PC

Microsoft Store Error Code 0xc002001b

The Microsoft Store error code 0xc002001b occurs on Windows 10/11 when the Windows Store cache gets corrupted or damaged. Resetting the Microsoft Store cache resolves this issue.

Let’s look at some details about the error code 0xc002001b. When the user opens the Microsoft Store app, the following error is presented on the screen:

Something unexpected happened. Reporting this problem will help us understand it better. You can wait a bit, try again or restart your device. That may help. Code 0xc002001b.

The above error appears every time the Microsoft Store app is launched. A device reboot will not resolve this issue because the root cause is something else.

Microsoft Store Error Code 0xc002001b
Microsoft Store Error Code 0xc002001b

We’ll now go through multiple solutions that will help you fix the error 0xc002001b for the Microsoft Store app.

Solution 1: Reset Microsoft Store Cache

The most common reason you encounter error code 0xc002001b is when the Microsoft Store cache gets corrupted or damaged. In this case, you can try resetting the store cache to resolve the error code.

  • Press the Windows+R keys to launch the Run dialog.
  • Type the command “wsreset.exe” and press Enter.
  • This will delete the Microsoft Store cache.

It takes a few seconds to clear the store cache. After clearing the cache, launch the Microsoft Store app, and the error 0xc002001b should be resolved. Take a look at the detailed guide on how to reset Microsoft Store on Windows 11.

Reset Microsoft Store Cache error code 0xc002001b
Reset Microsoft Store Cache

Solution 2: Run the Microsoft Store App Troubleshooter

When you run the Windows Store app troubleshooter, it also repairs the Store app and resolves issues such as error code 0xc002001b.

Perform the following steps to run the Troubleshooter for Windows Store app issues:

  • Click Start and launch the Settings app.
  • Select System > Troubleshoot > Other troubleshooters.
  • Click Run to start the Windows Store Apps troubleshooter.

On Windows 11, version 23H2 or later, you can launch the app “Find and fix problems with Microsoft Store Apps“. This troubleshooter will fix most of the known issues with the Store app.

After the operation is completed, open Microsoft Store again to check if the Microsoft Store error 0xc002001b is resolved.

Run the Microsoft Store App Troubleshooter
Run the Microsoft Store App Troubleshooter

Solution 3: Reinstall Microsoft Store

The Microsoft Store error 0xc002001b may appear as well if there is something wrong with the Microsoft Store installation. Re-installing the Microsoft Store app completely removes the app and installs it afresh.

You can reinstall the Microsoft Store app using the following steps:

  • Launch the PowerShell as an administrator.
  • Run the following command to remove the MS Store app: Get-AppxPackage -allusers WindowsStore | Remove-AppxPackage
  • Now launch the PowerShell as an administrator again.
  • Run the below command to reinstall the Microsoft Store app.
Get-AppXPackage *WindowsStore* -AllUsers | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}
Reinstall Microsoft Store Error Code 0xc002001b
Reinstall Microsoft Store

After Microsoft Store is reinstalled, restart your computer and the error 0xc002001b will be resolved.

Solution 4: Restart Microsoft Store Install Service

Upon launching the Microsoft Store, if you get the error code 0xc002001b, you may try restarting the Microsoft Store Install Service. This service provides infrastructure support for the Microsoft Store.

Here is how you can restart the Microsoft Store install service on a Windows PC:

  1. Click Start and type “Services” in the search box.
  2. From the search results, select the Services app to launch.
  3. Right-click the ‘Microsoft Store Install service‘ and select Restart.

After the service restarts, launch the Microsoft Store app and now the error 0xc002001b should be resolved.

Restart Microsoft Store Install Service Error Code 0xc002001b
Restart Microsoft Store Install Service

Solution 5: Install KB5015020 to fix error 0xc002001b

KB5015020 out-of-band update for Windows 10 addresses an issue that might prevent you from installing Microsoft Store apps. If you are experiencing the Microsoft Store error code 0xc002001b on Windows 11, installing the KB5015020 update resolves this issue.

The KB5015020 out-of-band update should be automatically installed via Windows update. To get the standalone package for this update, go to the Microsoft Update Catalog website. Download the update and install it on your Windows 10 PC.

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Prajwal Desai

Prajwal Desai is a technology expert and 10 time Dual Microsoft MVP (Most Valuable Professional) with a focus on Microsoft Intune, SCCM, Windows 365, Enterprise Mobility, and Windows. He is a renowned author, speaker, & community leader, known for sharing his expertise & knowledge through his blog, YouTube, conferences, webinars etc.