Chrome has officially shifted from a four-week to a two-week release cycle to accelerate security updates and feature delivery, with Chrome 153 rolling out across Windows, macOS, Linux, Android, and iOS.

The new biweekly cadence begins with Chrome 153, launched on September 8, 2026, marking a systemic change to a 14‑day milestone release schedule.

The faster cadence is designed to help developers identify and respond quickly to issues arising from updates.

Each milestone will feature smaller sets of changes to simplify debugging and reduce the risk of regressions.

A shorter window is intended to address faster-moving AI threats and to accelerate the delivery of AI-assisted features.

Enterprise IT admins can remain on the Extended Stable channel, receiving eight-week feature updates while Google continues weekly back-ported security fixes.

Extended Stable ensures back-ported security updates even if feature updates are delayed for testing.

FAQ notes that updates are smaller, Chrome 154 is slated for September 22, 2026, and mobile devices cannot switch to Extended Stable, with smaller updates reducing extension breakages by catching conflicts earlier.

The article notes Chrome’s market influence and situates the move amid a landscape of competing browsers and AI-driven developments.

The primary goal is to deliver performance and security fixes more quickly in response to increased complexity and vulnerabilities.

Google is experimenting with adding more AI features to Chrome and rapidly iterating, which necessitates quicker updates.

This shift continues a trajectory from earlier cadence changes, moving from six to four weeks in 2021 and now to a 14‑day cycle to address rapid tech changes and threats.