: By listening on this port, Windows can dynamically retrieve device metadata and capabilities (like whether a printer supports color) via standard SOAP commands. Security Risks and Vulnerabilities
You can verify if your computer is listening on port 5357 using the : Open Command Prompt as an Administrator . Type netstat -ano | findstr :5357 and press Enter. If you see a line ending in LISTENING , the port is active. How to Close Port 5357 5357 port