Many users complained that when they are trying to open windows security, they get an message saying You’ll need a new app to open this. When they click the OK or Next option on the pop up, the pop window goes away. If you are also a victim of this bug, here is a working fix to solve this problem. The main issue users are facing is that even if they are able to open Microsoft windows defender, but they are unable to open some of its features. When they try to open some of the features like controlled folder or anything else like that, they encounter a Pop up stating the error which says , you will need a new app to open this . Surprisingly they have windows defender , turned on and enabled by default. So, here is a quick fix which solves this issue immediately.
Fix 1 – Using Powershell disable development mode
1. Search Powershell in the windows 10 taskbar search.
2. Right click on the powershell icon and choose run as administrator.
3. Now, copy and paste the code given below and Hit Enter Key to execute the command.
Add-AppxPackage -Register -DisableDevelopmentMode "C:\Windows\SystemApps\Microsoft.Windows.SecHealthUI_cw5n1h2txyewy\AppXManifest.xml"
That’s it. Now, you will no more receive this error.
Also Read: – How to disable windows defender
Saurav is associated with IT industry and computers for more than a decade and is writing on The Geek Page on topics revolving on windows 10 and softwares.