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

GitHub Actions Runner Not Connecting: Fixes That Work

You've set up a self-hosted GitHub Actions runner, but it never appears online or shows a "runner...

Fix PowerShell DNS Error 0x8007274d: Practical Steps

How to Fix Windows Security Certificate Error Not Trusted

You're browsing or running an app and Windows throws a security warning: the certificate is not t...

Fix GitHub Actions Cron Schedule Not Running

You set up a scheduled workflow with on: schedule in your GitHub Actions YAML, but t...

How to Clear Microsoft Teams Update Cache: Step-by-Step

If Microsoft Teams fails to update, gets stuck on a loading screen, or shows persistent errors af...

Fix Microsoft Store Connection Timeout on Windows 11

You open the Microsoft Store on Windows 11, and instead of loading apps, you see an error like “C...