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

Fix Missing Dependencies in Microsoft Store Offline Installer

When you use a Microsoft Store offline installer (sometimes called an app bundle or .appxbundle f...

Fix Jupyter Notebook Token Not Working on Localhost

If you see a token prompt when opening Jupyter Notebook on localhost, and entering the token fail...

How to Fix SSH Connection Timed Out on Linux

When you try to SSH into a Linux server and get "Connection timed out", it usually means the clie...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Windows Defender Scan Stuck at Certain Percentage: Fixes That Work

If you run a Windows Defender scan and it stalls at the same percentage every time—often 85%, 93%...

Windows Defender File Locked: Quick Troubleshooting Checklist

When Windows Defender locks a file, you often see errors like 'Access denied', 'File in use', or ...