For those who have just installed this operate system successfully, or those who have upgraded new version of Windows 10 already. “This App Can’t Open” is a popular error. This is truly an annoying problem. To solve this, do not reinstall the system. Let’s see the methods we give below.

Method 1: Customize from the Local Security Policy

Firstly, press the Windows + R key combination to open the Run box and then type the keyword “secpol.msc” into the box. After that, press Enter to open the Local Security Policy window.

solve the problem “This app can't open” in Windows 10
Open the Local Security Policy


On the 
Local Security Policy window navigate to the following link: Local Policies> Security Options. On the right window, find a property named “User Account Control: Admin Approval Mode for the Built-in Administrator account”.

solve the problem “This app can't open” in Windows 10
Navigate to the above link, you will see like this.

By default, this property is “Disabled”, you switch to “Enabled” by double-click on the property and then select “Enable” -> Click OK to save!

solve the problem “This app can't open” in Windows 10
Enable the property.

To continue, press the Windows key + S to open the search box and then type “UAC” into the search box to open the “User Account Control settings” window.

solve the problem “This app can't open” in Windows 10
Open the “User Account Control settings” window.

On the “User Account Control settings” window, you drag the slider to “Never notify” –> Click  OK to save the settings.

Finally, reboot the system to test the results, if it is not successful, try the second method!

Method 2: Interfering to Registry

Firstly press the Windows + R key combination to open the Run  box and then type the word “regedit” into the box, press Enter to open the Registry Editor.

solve the problem “This app can't open” in Windows 10
 Open the Registry Editor

On the Registry Editor window, navigate to the following link:

HKEY_LOCAL_MACHINE> SOFTWARE> Microsoft> Windows> CurrentVersion> Policies> System.


solve the problem “This app can't open” in Windows 10
 Find a property named “EnableLUA” and change the value.
 To the right, double-click and change the value to 1 and click OK to save the value.

Finally, reboot the system to test the results. Here are two methods to solve the problem “This app can’t open”. If you have any questions, please contact us. Thank you!