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

Clear Microsoft Teams Cache via Command Line

Microsoft Teams caches data locally to improve performance, but a corrupted or overloaded cache c...

Fix 502 Bad Gateway in Task Scheduler

If you're seeing a 502 Bad Gateway error when a Task Scheduler job runs, it usua...

Chrome SSL Certificate Error: Troubleshooting Checklist

You're browsing in Chrome and see a warning like "Your connection is not private" or "NET::ERR_CE...

Windows Activation Backup & Restore Troubleshooting Checklist

If you've ever reinstalled Windows or swapped a motherboard, you know the activation headache tha...

How to Fix 'npm command not found' on Mac

Fix Windows Security Rate Limit Error & Permission Denied

When Windows Security throws a 'rate limit exceeded' or 'permission denied' error, it usually mea...