Apple on Monday released several updates for its various platforms. iOS 10.2.1 is out for iPhones and iPads, tvOS 10.1.1 for fourth-gen Apple TVs, watchOS 3.1.3 for Apple Watches, and macOS Sierra 10.12.3 for Macs. All of the updates can be installed via their respective OTA mechanisms, or you can grab the standalone packages from our Downloads page.
Apple today released new OS betas to its registered developers. iOS 10.2.1 beta 3 (build 14D23), macOS Sierra 10.12.3 beta 3 (build 16D25a), watchOS 3.1.3 beta 2 (build 14S959) and tvOS 10.1.1 beta 2 (build 14U711) are now available for testing to the members of Apple Developer Program.
The latest builds can be installed over-the-air via the Software Update mechanism on devices that have an appropriate configuration profile installed on them.
The new builds have arrived nearly three weeks after a second beta of iOS 10.2.1 and macOS Sierra 10.12.3 released to registered developers.
Apple on Wednesday released the first beta of watchOS 3.1.3 beta to developers. Members of Apple's developer program can install the new beta on any Apple Watch model by launching the Watch app on iPhone and navigating to General > Software Update.