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

How to Unlock a File Locked by Windows Security

You try to open, move, or delete a file, but Windows shows a message like "This file is blocked b...

Windows Defender Not Opening on Windows 11: How to Fix

If you click the Windows Defender icon or search for it and nothing happens, you're not alone. Th...

Jupyter Notebook Token Not Working After Update: Fixes

After updating Jupyter Notebook or JupyterLab, you may find that the token-based authentication n...

Fix Windows Security Sync Issues on Mac

If your Mac is not syncing with Windows Security settings, you might see errors when accessing sh...

Fix PowerShell Script Not Running on Startup in Windows 11

You've created a PowerShell script and placed it in the Startup folder, but it doesn't run when W...

Fix 'Module Not Found' in Python Virtual Environments