The macOS Sierra 10.12.1 update improves the stability, compatibility, and security of your Mac, and is recommended for all users.
iOS 10.0.3 fixes bugs including an issue where some users could temporarily lose cellular connectivity.
iOS 10.0 | iOS 10.1
Expressive Messaging,Bubble effects and more…
iOS 9.3.5 provides an important security update for your iPhone or iPad and is recommended for all users.
The future would be macOS during the next WWDC ?
Mac OS 9 > Mac OS X > OS X > macOS ?