In , Safari aggressively blocks most third-party cookies automatically. In the very latest versions of Safari, the manual "toggle" to allow all third-party cookies has been removed or hidden, as Apple moves toward a "no third-party cookies" standard.
Since the introduction of in 2017, Apple has progressively restricted how advertisers and third-party services track users across different domains. By 2020, Safari became the first mainstream browser to fully block third-party cookies by default for all users on macOS, iOS, and iPadOS. This decision was driven by the desire to curb pervasive user profiling, prevent cross-site request forgery (CSRF) attacks, and disable "login fingerprinting," a technique where trackers identify which websites a user is logged into. How to Enable Third-Party Cookies enabling third party cookies safari
Note: As of recent versions, Safari limits or blocks third-party cookies by default for privacy reasons. Full third-party cookie support is no longer available in iOS/iPadOS. On macOS, you can adjust settings, but cross-site tracking is still restricted. In , Safari aggressively blocks most third-party cookies
While Apple strongly discourages disabling these protections for general browsing, some legacy applications or specialized internal tools may require them to function. Enable cookies in Safari on Mac - Apple Support By 2020, Safari became the first mainstream browser