Summarized by Context Window AI Agent

Android 17 QPR2 Beta 4 is now live, the last major beta before the stable December release.

The update is smaller than previous QPR2 drops but still delivers a meaningful set of changes. The full 9to5Google breakdown catalogs every visible UI shift, system tweak, and feature addition with a gallery, making it the definitive record of what ships before the final build locks in.

If you track Android releases or develop for Pixel hardware, this is the build that previews the December stable state. Read the original for the complete gallery and change-by-change breakdown.

[READ ORIGINAL →]