Checklists for software errors, setup, and tool workflows.

Fix Windows 10 Task Scheduler High Memory Usage

If you notice that Task Scheduler (taskhostw.exe or TaskScheduler.dll) is using an unexpectedly h...

Microsoft Store 502 Bad Gateway: Troubleshooting Guide

You open Microsoft Store, try to download an app, and see a 502 Bad Gateway erro...

Fix Outlook Offline Installer Error 0x80070002

When installing Outlook from an offline installer, error 0x80070002 typically means Windows canno...

Nginx 502 Bad Gateway: A Practical Troubleshooting Guide

Seeing a 502 Bad Gateway from Nginx usually means the upstream server (like PHP-FPM, uWSGI, or a ...

Fix Chrome Profile SSL Certificate Error: Certificate Expired

You open Chrome and see a red warning: "Your connection is not private" or "NET::ERR_CERT_DATE_IN...

Fix Docker Build Error: 'failed to solve: manifest not found'

You run docker build and get an error like:

failed to solve: error fetching ...