How to Fix Microsoft Store Error 0x80073d02 in Windows 10/11

Getting the Microsoft Store error 0x80073d02 on your Windows 10 or 11 PC can be frustrating, especially when you’re trying to install or update an app. This error usually means that the app you’re working with is already running or there’s a problem with system files. But don’t worry—there are easy ways to fix it! In this blog, we’ll explain what causes this error and guide you through simple steps to solve it, so you can get your apps working again without any hassle. Let’s fix it together!

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🛠 Step-by-Step Fixes

Here are the methods shown in the video. Try them in order until the error is fixed.

1. Run the Windows Store Apps Troubleshooter

• Go to Settings → System → Troubleshoot → Other troubleshooters (in Windows 11) or Settings → Update & Security → Troubleshoot (in Windows 10).
• Find Windows Store Apps in the list, and click Run.
• Let it detect and fix issues automatically.
• After it finishes, try using the Microsoft Store again.

This is often one of the first and easiest methods.

2. Reset Microsoft Store Cache

• Press Win + R, type: wsreset.exe and hit Enter.
• This runs a hidden utility that clears the Microsoft Store cache.
• Wait for the Store window to open automatically afterward.
• Try installing or updating apps again.

3. Repair or Reset the Xbox / Related App

• Since sometimes the Xbox / Game Pass app interacts with the Store, go to Settings → Apps → Installed Apps (or Apps & features).
• Locate Xbox (or the problematic app). Click the three dots (⋮) → Advanced options.
• Click Repair first. If that doesn’t fix the issue, click Reset.
• After resetting, retry the Store or app operation.

4. Re-register Microsoft Store / App Packages

• Open PowerShell as Administrator.
• Execute this command to re-register all Store / app packages: Get-AppxPackage -allusers Microsoft.WindowsStore | Foreach { Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml" }
• This forces Windows to re-register the Store application package, fixing broken links or missing registrations.
• After it completes, restart your PC, then try the Store.

5. Restart / Reboot & Retest

• Sometimes after running the above fixes, a simple reboot ensures all changes are applied correctly.
• After reboot, open Microsoft Store and try installing or updating the app again.