How to Fix Microsoft Store Error 0x80240066 When Installing Apps

Do you often face Store error 0x80240066 while installing applications on your Windows PC? If yes, then don’t worry. You can easily fix this problem by following the methods given in this article. We have also provided some FAQs related to Store error 0x80240066 so that you can get a better understanding of this issue.

What Causes Microsoft Store Error 0x80240066

Before trying to fix this Store error 0x80240066, it’s important to understand why it occurs in the first place. Generally, this Store error appears due to multiple reasons which are listed below:

Network connectivity issues while downloading or installing an app from Microsoft Store
The Store app is not up to date
Microsoft Store cache and data are corrupted
Store services are stopped or disabled
Windows Firewall settings block the Store apps from downloading.

Fix Microsoft Store Error 0x80240066 in Windows 11

If you receive the Store error code 0x80240066 when attempting to install apps or updates from Microsoft Store, there are a few possible steps that can be taken to try and troubleshoot it. Here’s what you should do:

1] Run the Windows Store Apps Troubleshooter

The Store error 0x80240066 can be resolved by running the built-in Store Apps Troubleshooter in Windows. Here’s how to do it:

Press Win + I to open Settings.
From the left pane, click on System.
Now click on Troubleshoot and then select Other troubleshooters in the right pane.

Scroll down to Windows Store Apps and then click the Run button.

Then follow the onscreen instructions to finish running the Store Apps Troubleshooter and see if it resolves your Store error.

2] Check the Store Cache

If Store’s cache is corrupted, you may experience a store error like 0x80240066. To check and reset Store’s cache, open the Run command box (Windows Key + R). Type wsreset.exe in the box and click the OK button.

3] Turn off your antivirus temporarily

If you are using a third-party antivirus on your computer, it can interfere with Store and cause Store error 0x80240066. To fix this issue, temporarily turn off the antivirus software and try downloading the Store app again.

4] Check Windows Update

Microsoft Store needs to be up to date in order to download apps properly. Make sure that your Windows is up to date because an outdated Windows version can cause a Microsoft Store error code. To check for updates, follow these steps:

Go to Settings > System > Windows Update.

Now click on Check for updates button and wait for Windows to check for updates.
If any updates are available, click on Download and install them.

5] Uninstall recent apps

If you have recently installed any third-party apps or device drivers, they might be causing Store error 0x80240066. Uninstall recently added apps or drivers one by one and check the Store after each uninstallation. Here’s how to do it:

Right-click on the Start button and go to Installed apps.
Locate the recently installed apps or drivers in the list
Select them one by one, and click the three dots.
Click Uninstall and follow the on-screen instructions to complete it.

After following all these steps, restart your computer and check if Store error 0x80240066 has been resolved or not

6] Reset the Microsoft Store app

If Store error 0x80240066 is still occurring, resetting the Store app can be a solution. To reset Store, do the following:

Open Settings and go to Apps > Installed apps.
Now locate and select Store from the list of apps and click Advanced options.
In the next window, click Reset and then confirm the Store reset.

7] Perform a System Restore

If all the above methods fail, try performing a system restore. To do that, follow the below steps:

Press Win + Q on your keyboard.
Type “restore” in the Windows search bar.
Select Create a restore point.
Click System Restore and follow the onscreen instructions to complete the system restore process.

Now try downloading apps from Store and see if Store error 0x80240066 is fixed.

Frequently Asked Questions

What is Store Error 0x80240066?

Store error 0x80240066 is an error code that some Windows users experience when trying to install apps from the Microsoft Store, or while installing updates for Store apps. It is not specific to a certain app and can appear while downloading any type of Store content.

How do I fix Store Error 0x80240066?

The process of fixing Store Error 0x80240066 will vary depending on your system’s configuration, but there are several steps you can take to try and resolve the issue:

Check for updates on your PC by pressing Windows Key + I > System > Windows Update.
Try running the Store Apps Troubleshooter by searching for it in your PC’s settings menu or downloading it from Microsoft Support.
Use PowerShell to clear Store Cache by typing “WSReset.exe” into Command Prompt and pressing Enter.
Make sure that you have signed into your Microsoft Account with the correct credentials and try downloading Store content again.
You may also try resetting the Store app, which can be done in the Settings menu under Apps & Features > Microsoft Store > Advanced Options > Reset.

Is Store error 0x80240066 a virus?

No, Store error 0x80240066 is not a virus. It is an error code associated with Store app downloading and installation failures that can occur for a variety of reasons.

Can Store error 0x80240066 be fixed without reinstalling Windows?

Yes, Store Error 0x80240066 can usually be fixed without having to reinstall your entire operating system. Following the steps outlined above should help you resolve the issue without resorting to drastic measures like reinstalling Windows. However, if all else fails, you may need to consider a clean install or resetting your PC as a last resort.