Google recently announced that Android Wear 5.1.1 start beginning rolling out to all Android wear device. all wear are receive update If you not get than wait you will get soon.
In this update new feature is always-on applications, new gestures for scrolling through Google Now cards and refined contacts/app menu. Other features present in this update is Wi-Fi support, allowing your Android Wear device to receive notifications, as long as your watch and your phone are both connected to a Wi-Fi network. Google says that Wi-Fi support will only be available on the Motorola Moto 360, Sony Smartwatch 3 andSamsung Gear Live.