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

Enable Windows Security Manually When It Fails to Start

If Windows Security (formerly Windows Defender) fails to start, you may see an error like "This a...

Nginx 502 Bad Gateway: PHP-FPM Fix Guide

Seeing a 502 Bad Gateway error from Nginx usually means it can't reach PHP-FPM. This is common af...

Fix PowerShell Backup-Restore Script Not Working

If your PowerShell backup-restore script has stopped working or throws errors, this guide covers ...

Fix Windows Update Configuration Not Working in Windows 10

If you open Windows Update settings, make changes (like pausing updates or changing active hours)...

How to Fix Microsoft Teams 'Command Not Found' Error