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

Fix Edge Browser Not Working After Update

After a Windows or Edge update, the browser may fail to launch, freeze, or display blank pages. T...

Fix 'Chrome Profile Service Unavailable Permission Denied'

You try to launch Chrome, but get an error: "Profile service unavailable permission denied." It u...

Set Windows Defender Threat Service to Automatic Startup

If Windows Defender is not running or you see errors like “Threat service has stopped,” the under...

Fix Windows Update 404 Not Found Error on Windows 11

If you see a "404 Not Found" error when running Windows Update on Windows 11, it usually means th...

Fix Remote Desktop Path Not Found Error in Windows 10

Fix Windows Defender Service Not Starting (Error 0x80070422)

You try to start Windows Defender but get error 0x80070422: “The service cannot be started, eithe...