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

Fix Redis Not Starting with systemctl on CentOS

If you run systemctl start redis on CentOS and the service fails silently, you're no...

Fix Chrome Proxy Authentication Failed Profile Error

If you see 'proxy authentication failed' when using a specific Chrome profile, the browser can't ...

Where Windows Defender Stores Its Cache Files

If Windows Defender (now Microsoft Defender Antivirus) won't update definitions, hangs during sca...

Fix PostgreSQL Connection Refused on Port 5432

When you see psql: error: connection to server at ... failed: Connection refused on ...

FileZilla Passive Mode Connection Timed Out Fix

If you see "Connection timed out" when FileZilla attempts passive mode transfers, the issue is us...

Fix Windows Security Authentication Error 0x80070035