Samsung returns to Tizen for the Z4, only its fourth smartphone to use the OS

Samsung is adding a new Tizen-powered smartphone to its arsenal of devices with the launch of the Samsung Z4.
Tizen, the open-source “Android-alternative” operating system, is a major product for Samsung given that it powers the company’s smartwatches, TVs, and its growing push into the Internet of Things (IoT), but the OS has yet to really take off in the smartphone realm in any meaningful way. The dominance of Android and iOS is one reason Tizen won’t be