Checklists for software errors, setup, and tool workflows.

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Fix Microsoft Store App Version Mismatch Errors

You open a Microsoft Store app and get an error about a version mismatch, or the app won't start ...

How to Fix Windows Activation Failed to Start Permission Denied

You try to activate Windows and get an error: "Activation failed to start" with "Permission denie...

How to Fix pgAdmin Server Connection Refused

You're trying to connect to a PostgreSQL server via pgAdmin, but you get a "connection refused" e...

Fix Svchost.exe High CPU Usage on Windows 11

You open Task Manager and see svchost.exe using 30% or more of your CPU. This is common in Window...

Fix Command Prompt Proxy Error: Step-by-Step Checklist

If you see errors like ERROR: Cannot establish proxy or netsh winhttp reset pr...

Fix Chrome Not Connecting to Internet Network Error
When Chrome shows a 'No internet' or 'ERR_INTERNET_DISCONNECTED' error but other apps work fine, ...