Overview
- The Release Candidate is identified as build 25C56 and follows several November betas.
- Edge Light debuts as a video‑call feature that casts a virtual ring light, positions using the Neural Engine, allows warm‑to‑cool color and intensity adjustments, and works in apps like FaceTime and Webex on Apple silicon Macs.
- Reminders gains an alarm option for due items, the News app receives design tweaks, and Podcasts adds new features.
- Apple is developing low‑latency capabilities tied to Thunderbolt 5 for potential Mac clustering, which remain under the hood rather than broadly available.
- Testers can install the RC via System Settings > General > Software Update after enabling Beta Updates, with enrollment required for the developer or public beta channel.