“This app can’t open” error is the system issue regarding the particular applications or Windows Store. Usually, this message and problems with the app loading emerge due to incorrect app settings, conflicting anti-virus software or third-party applications but the reason for such Windows system errors often can be the particular OS Update or programs, so diagnosis is the first thing you should do – checking possible causes. “This app can’t open” message does not indicate a virus infection of fatal system error. If you continuously see this pop-up, then it’s clear that your PC is malfunctioning and that it needs proper maintenance. There might also be a few solutions to this issue. Also, third-party applications and antivirus or firewall conflict can be the reason why you encounter such pop-ups. The more common causes of this “This app can’t open” error can include corrupt Windows App Store, expired license or issues with Windows Store Cache.
Programs like Alarm Clocks, Calculator, Calendar, Mail, or News, Photos, Phone, and other Windows apps can cause this message stating that the particular app can't open.
The pop-up appears when you try to click on the application and it cannot load, so the message shows up. “This app can’t open” error is the issue with either Windows Store or the applications. To repair damaged system, you have to purchase the licensed version of Reimage Reimage.