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

How to Fix Reset Windows Search Connection Refused

When you try to reset Windows Search (often via Settings > Search > Searching Windows > Reset), y...

UFW Firewall Rules Not Applying to Docker Containers: Fixes

You've set up UFW rules to restrict traffic, but Docker containers still connect freely. This is ...

How to Disable OneDrive Sync to Lower CPU Usage

If your computer feels sluggish and Task Manager shows OneDrive using a high percentage of CPU, t...

Windows Activation Cache Clear Checklist

If Windows suddenly shows an activation error even though your license is valid, a corrupted acti...

How to Set Up Remote Desktop on Windows 11

Before You Start

Remote Desktop lets you connect to your Windows 11 PC from another devic...

SSH Host Key Verification Failed: Troubleshooting Checklist

When you connect to a remote server via SSH and see "WARNING: REMOTE HOST IDENTIFICATION HAS CHAN...