iCloud Private Relay is a privacy feature part of iCloud+ subscription that hides IP address & encrypts DNS lookups to enhance online privacy.To enable iCloud Private Relay on Mac, go to System Preferences, click on your Apple ID, select iCloud, and toggle Private Relay switch to ON.Ensure you have a modern MacOS version (Monterrey or later) and a paid iCloud subscription for access to this feature.With Private Relay enabled, your IP address is hidden, providing more privacy, but custom DNS settings are disabled for security reasons.To disable iCloud Private Relay, follow the same steps and toggle the setting to OFF position in System Preferences.iCloud Private Relay encrypts internet traffic in Safari through two separate relays, enhancing privacy without being a VPN.It ensures websites and third parties can't track your online activities effectively, enhancing online privacy for Safari users.Enabling iCloud Private Relay on all your devices is recommended for consistent privacy protection across platforms.Paid iCloud subscription is required for this feature, and using other browsers like Chrome will not activate Private Relay.It's a seamless integration for privacy-conscious users, but may require disabling for specific website compatibility.