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

Windows Defender Real-Time Protection Troubleshooting Checklist

If Windows Defender real-time protection fails to turn on or keeps turning off, you may see warni...

Fix Cloudflare Origin Certificate Not Trusted by Browser

You've set up Cloudflare with an origin certificate, but browsers show a warning that the cer...

Fix VSCode Breakpoints Not Hitting in TypeScript

You set a breakpoint in a TypeScript file, run the debugger, and execution never pauses. This is ...

Fix Docker 'No Space Left on Device' on Windows

If you see 'no space left on device' when running Docker on Windows, your Docker virtual ...

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

This error usually means Windows Update doesn't have pe...

Fix Firefox Secure Connection Failed on Windows 10

You're browsing in Firefox on Windows 10 and get a full-page error: Secure Connection Fai...