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

Docker Container Exits Immediately with Exit Code 137

You start a Docker container, and it exits almost immediately with exit code 137. This usually me...

Checklist for Fixing Windows Search Indexing

If your Windows search is returning no results, taking forever, or missing files, the indexing se...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer Certificate

Fix Windows Security App Not Starting on Windows 11

You click the Windows Security icon or try to open it from Settings, but nothing happens. The app...

Cloudflare Origin Certificate Setup for Apache

If you use Cloudflare's proxy (orange cloud), you can set up an origin certificate to encrypt...

Fix Windows Cannot Access Shared Folder Error 0x80070035

When you try to access a shared folder on another computer and see "Windows cannot access \\c...