Security & Privacy•August 15, 2026

Google Chrome Completes Global Third-Party Cookie Phase-Out Across 100% of Users

Following multi-year regulatory reviews with the UK CMA, Google Chrome has permanently disabled third-party cookies for all global desktop and mobile installations.

Official Press Release
Google ChromePrivacy SandboxCookiesTrackingWeb Privacy

Google Chrome has officially concluded its Privacy Sandbox migration, disabling third-party tracking cookies across 100% of global web browser installations following final approval from the UK Competition and Markets Authority (CMA).

Web properties that previously relied on cross-site iframe tracking and cross-domain identity graphs must now transition to client-side first-party storage or privacy-preserving aggregation APIs. The permanent removal of third-party cookies reinforces the growing industry standard of building self-contained, zero-tracking web utilities.

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