Checklists for software errors, setup, and tool workflows.

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

When you run git clone, git pull, or git fetch over HTTPS,...

Fix Docker Container Exits Immediately in Background Mode

You run a Docker container with -d (detached mode) and it exits immediately. The con...

Chrome Memory Saver Mode Not Working: Quick Fixes

If Chrome's Memory Saver mode isn't activating or saving memory as expected, you're n...

Windows 11 Installation Assistant Not Completing Setup: Fixes

You launch the Windows 11 Installation Assistant, it runs for a while, then either stalls, throws...

Fix Nginx Upstream Connection Refused in Proxy Pass

When Nginx returns a 502 Bad Gateway or logs upstream connection refused

Error 0x80070080002 Windows Update: Step-by-Step Fix
Error 0x80070002 in Windows Update usually means the update files are missing or corrupted, or th...