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

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

Command Prompt Stopped Working: How to Reset It

When Command Prompt stops opening or crashes immediately, it's usually due to corrupted system fi...

SSH Public Key Permission Denied vs Password Authentication: Fixes

You can SSH into a server using a password, but when you try the same connection with a public ke...

Why PowerShell Is Slow to Respond and How to Fix It

If you've noticed that PowerShell takes several seconds to start or that commands hang before ret...

Windows Search Backup Restore: Setup and Troubleshooting Guide

If you've customized Windows Search indexing settings — like adding specific folders or excluding...

Fix Microsoft Store High CPU Usage on Windows 11

You open Task Manager and see Microsoft Store eating 20-30% CPU, even when you're not using it. T...