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

Certbot Renewal Failed Due to Nginx Configuration: How to Fix

How to Fix Windows Security Log Not Writing Events

You open Event Viewer, navigate to Windows Logs > Security, and see nothing recent—or nothing at ...

How to Troubleshoot 404 Not Found Errors in Command Prompt

Seeing a "404 Not Found" error in Command Prompt usually means the system can't locate a file, co...

Check PowerShell Version Before Running Scripts

You wrote a PowerShell script or downloaded one from a repository. You run it, and it fails with ...

Fix Windows Search Blank Screen in Safe Mode

If you boot Windows into Safe Mode and the Search bar or window appears blank, you're not alone. ...

How to Fix Microsoft Store Failed to Start Error

When you click the Microsoft Store icon and nothing happens, or you see a generic “failed to star...