Knowledge base for software setup, errors, and daily tool work.

How to Fix Microsoft Store SSL Certificate Error

You open the Microsoft Store and see an SSL certificate error—something like "A problem with your...

How to Fix Microsoft Store App Installation Stuck

You click Install in the Microsoft Store, the progress bar starts, then it just sits there—maybe ...

Fix Missing Windows Security App Icon or Shortcut

You click the Start menu or search for Windows Security, but the app icon is gone. The shortcut m...

Fix Windows Security Authentication Error 0x80070035

How to Fix Command Prompt Hanging When Running as Administrator

You right-click Command Prompt and select “Run as administrator,” but the window either doesn’t a...

How to Fix High PowerShell Memory Usage After Closing

You close PowerShell, but your system monitor still shows it using a lot of memory. This can slow...