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

Remote Desktop DNS Setup Checklist

When Remote Desktop connections fail or are sluggish, DNS misconfiguration is a common culprit. T...

How to Fix PowerShell Rate Limit Error 429

If you're using PowerShell to call REST APIs — especially Microsoft Graph, Azure, or GitHub — you...

Microsoft Teams Module Not Found: Troubleshooting Steps

If you see a "module not found" error when launching Microsoft Teams, it usually means a required...

Fix Windows Activation Command Not Found or Permission Denied

When trying to activate Windows using the command line (slmgr.vbs or slui), you might see errors ...

Fix PowerShell Proxy Authentication Failed Errors

Fix PowerShell Command Not Recognized in Windows 11

You type a PowerShell command and get 'not recognized as the name of a cmdlet, function, script f...