what was announced at wwdc in 2018

At WWDC 2018, Apple announced several key updates and new features across its platforms. Here are some of the highlights:

1. iOS 12: Focused on performance improvements, especially for older devices. Introduced new features like Screen Time, Memoji, and Group FaceTime.
2. macOS Mojave: Introduced a new Dark Mode, a redesigned Mac App Store, and new apps like News, Stocks, Voice Memos, and Home.
3. watchOS 5: Added new fitness and health features, including Activity Competitions, automatic workout detection, and a new Walkie-Talkie feature.
4. tvOS 12: Brought support for Dolby Atmos audio and new screensavers.

For more detailed information on the announcements from WWDC 2018, you can refer to the Platforms State of the Union session from WWDC 2024, which provides a comprehensive overview of Apple's ongoing innovations and updates.