A: Tizen 4.0 (2018), followed by Tizen 5.5 (2020), before Samsung transitioned to Wear OS Powered by Samsung (One UI Watch) in 2021.
Tizen OS 3.0 was marketed as a "unified platform." Here are the groundbreaking features that defined the release. tizen os 3.0
Support for the latest ARM and x86-based processors , allowing it to power high-end tablets and smartphones. A: Tizen 4