Android 17 Beta 4
- Build ID: CP21.260330.008
- April 2026 Security Patch
- Play Services: 26.11.36

What's New
- App Memory Limits: Conservative, app memory limits to improve system stability.
- Background audio hardening changes: The audio framework enforces restrictions on background audio interactions including audio playback, audio focus requests, and volume change APIs.

Download: Factory Images | OTA Images | GSI
Changes: Android Developers
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