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

Fix Task Scheduler DNS Error Permission Denied

When a scheduled task fails with a DNS error and permission denied, the task often cannot resolve...

Fix pgAdmin Cannot Connect to PostgreSQL on Localhost

You launch pgAdmin, try to connect to your local PostgreSQL server, and get an error like "could ...

How to Enable Windows Defender When It Keeps Crashing

If Windows Defender keeps crashing or won't stay enabled, you're not alone. This usually happens ...

Fix 'Outlook Service Unavailable' After Disabling Firewall

If you disabled your firewall and now Outlook shows 'service unavailable,' you’re not alone. This...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix Cloudflare DNS Not Working with VPN Connection

If you use Cloudflare DNS (1.1.1.1) and a VPN together, you may hit a snag where DNS stops resolv...