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

How to Fix Windows Search 404 Errors

If you see a '404 Not Found' error when using Windows Search, it usually means the search index c...

Fix Node Version Mismatch Error ERR_INVALID_ARG_TYPE

You see ERR_INVALID_ARG_TYPE after a Node.js update or when switching projects. This...

How to Enable Windows Search Service in Windows 10

If Windows search is not working—no results appear when you click Start or File Explorer—the Wind...

Windows Security App Not Opening After Update: Fixes

After a Windows update, the Security app may refuse to open—clicking the icon does nothing, or it...

Fix Windows Security Authentication Error 0x80070035

Fix Windows Search High CPU Usage: Practical Steps

You're working, and suddenly the fan spins up and your system slows to a crawl. Task Manager show...