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

How to Fix Outlook 504 Gateway Timeout Server Issue

When Outlook throws a 504 Gateway Timeout error, it usually means the server your email client is...

PowerShell Not Found After Installation: Fixes That Work

You installed PowerShell — maybe the latest version — but when you type powershell o...

Windows Terminal Rate Limit Error: Troubleshooting Checklist

If you see a rate limit error in Windows Terminal, it usually means the terminal is sending too m...

Fix OneDrive Token Expired Error (0x8004de40)

You open OneDrive and see an error like “Your token has expired” or code 0x8004de40. This usually...

Command Prompt Not Working in Safe Mode: Fixes

You boot into Safe Mode to fix a system problem, but the Command Prompt won't open—either it flas...

Fix Office 365 Token Expired Error in CMD