Fix This App Can’t Open Error in Windows 10

While using the ever-evolving Window 10 can be interesting, it can also throw some challenges time and again as you work on your PC. There are many different types of errors we encounter while trying to open a certain app. One such annoying error is “This app can’t open. (App name) can’t open while User Account Control is turned off”. Another similar error can be “This app can’t be activated when UAC is disabled.”


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This error shows up when you are trying to open metro apps like Microsoft Edge, Calendar, or Calculator. It can be really bothersome if you are in the middle of important work. The good news is, it can be easily resolved using the below three methods. Let’s see how.

 

Method 1: How to Fix the “This Can’t Open Error in Windows 10 Using UAC

 

Step 1: Click on the Windows icon on your Desktop and type Control Panel in the search box. Click on the result.

 

Click Start, Type Control Panel In Search Box, Hit Enter

 

 

Step 2: In the Control Panel window, click on System and Security.

 

Control Panel System And Security


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Step 3: In the System and Security window, click on Security and Maintenance.

 

 

System And Security Security And Maintenance

 

 

Step 4: In the Security and Maintenance window, click on Change User Account Control Settings on the left side of the pane.

 

 

Security And Maintenance Change User Account Control Settings

 

 

Step 5: Next, in the User Account Control Settings window, slide the slider on the left to any of the top 3 choices between Always Notify to Never Notify. That means any other option than never notify.

 

 

User Account Control Settings Slide Slider To Any Of The Top 3 Choices

 

 

Now, simply reboot your system for the changes to be effective.

 

Method 2: How to Fix the “This Can’t Open Error in Windows 10 Using Windows Store

 

Step 1: Click on the Windows icon on your Desktop and type Powershell in the search box. Right-click on the result and click on Run as Administrator to open the Powershell window with Administrator rights.

 

Desktop Windows icon Powershell Right Click Run As Administrator

 

Step 2: In the Powershell window run the below command hit Enter:

 

Get-AppXPackage -AllUsers | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register “$($_.InstallLocation)\AppXManifest.xml”}

 

Administrator Powershell Window Run Command Enter

 

Now, close the Powershell window and restart your computer for the changes to be effective.

 

Method 3: How to Fix the “This Can’t Open Error in Windows 10 Using Troubleshooter

 

Step 1: Click on the Windows icon on your Desktop and type Troubleshooting in the search box. Click on the result – Troubleshoot Settings. It will take you to the Troubleshoot category in the Settings app.

 


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Desktop Windows Icon Search Box Troubleshooting Troubleshoot Settings

 

Step 2: Under the Troubleshoot category in the Settings app, scroll down to the Windows Store Apps section. Click on the Run the troubleshooter button below it.

 

Settings App Troubleshoot Windows Store Apps Run The Troubleshooter

 

Step 3: It will start detecting the problems. If there’s a problem, it will offer you the option to Reset the apps. In that case, you simply need to press the Reset button. Once completed, you can restart your PC for the changes to be effective.

 

Troubleshooter Windows Store Apps Detecting Problems

 

If there’s no problem, it will display a message – Troubleshooting couldn’t identify the problem. In that case, you can click on Close to exit.

 

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