
How to Fix Windows Security Not Opening
You click the Windows Security icon in the taskbar or open it from Settings, but nothing happens—...

You click the Windows Security icon in the taskbar or open it from Settings, but nothing happens—...

When you try to open Windows Defender (now called Microsoft Defender Antivirus) and see error cod...

When you open Indexing Options and see the status stuck at "0% complete" for more than a few minu...

You open Windows Security and see a yellow warning: "Invalid configuration" or "Page not availabl...

You see a "Windows isn't activated" watermark, but you don't have a product key. Maybe you upgrad...

When you try to activate Windows using the Settings app or a command, slui.exe (Software Licensin...