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

Fix PuTTY Connection Refused After Server Restart

You restart your server, open PuTTY, and see "Connection refused". This is a com...

Windows Terminal Access Denied: Step-by-Step Checklist

You open Windows Terminal, try to start a profile (PowerShell, Command Prompt, or WSL), and get a...

Fix Task Scheduler Certificate Errors When Tasks Don't Run

You set up a scheduled task in Windows Task Scheduler, but it never runs. When you check the task...

OneDrive Setup Guide for Windows 11 Step by Step

If you're setting up OneDrive on a new Windows 11 PC or reinstalling it, this guide walks through...

Fixing GitHub Actions Permission Denied for Git Commands

Fix Windows Update Error 0x80073712

You see error 0x80073712 when checking for Windows updates. It usually means a system file is mis...