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

Fix Windows Security Proxy 504 Gateway Timeout Configuration

When Windows Security (Windows Defender) reports a 504 Gateway Timeout error through a proxy, it ...

Fix PowerShell Proxy Authentication Failed Errors

How to Fix PowerShell Rate Limit Errors During Setup

When you run a PowerShell script that calls an external API—like a cloud service, a CI/CD pipelin...

Fix OneDrive Sync Permission Denied & Connection Refused

You're working and OneDrive stops syncing, showing "Permission Denied" or "Connection Refused." T...

Fix Windows Defender Network Error in Configuration Tool

When you open the Windows Defender Configuration Tool and see a network error, it usually means t...

PowerShell Cache Clear Troubleshooting Checklist

PowerShell caches various data—module locations, command metadata, and session state. When you in...