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

Fix OneDrive 504 Gateway Timeout: Setup Guide

When setting up OneDrive, a 504 Gateway Timeout error usually means the client can't reach Micros...

Resolve PowerShell Module Dependency Conflicts

When you run Install-Module in PowerShell, you might see errors about dependency con...

How to Fix PowerShell Connection Refused (Port Blocked)

When you try to connect to a remote system using PowerShell remoting (Enter-PSSession, Invoke-Com...

Fix Nginx Config Test Fails with 'upstream host not found'

You run nginx -t and get upstream host not found. The config test fails...

Fix Windows Security Authentication Error 0x80070035

Checklist for Windows Security Module Errors

When Windows Security (formerly Windows Defender) throws module errors, you might see messages li...