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

Fix Windows Activation 502 Bad Gateway via Command Prompt

When you try to activate Windows and see a 502 Bad Gateway error, it usually means the activation...

Fix 'Permission Denied' in Ubuntu Terminal

You type a command in the Ubuntu terminal and get Permission denied. This usually me...

GitHub Actions Workflow Canceled Manually: Causes and Fixes

Seeing a GitHub Actions workflow marked as 'canceled manually' can be confusing, especially when ...

Fix npm command not found without sudo

You type npm install and get npm: command not found. This usually means...

Fix a Missing or Empty Windows Search Log File

If you rely on Windows Search logs to troubleshoot indexing issues or monitor search activity, fi...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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