Samsung has started to roll-out Tizen OS 3.0 couple of months back, but due to battery draining issue, the rollout has been stopped. After a month, the update has been started to rollout for global variants and now the update has started to hit the Samsung Gear S3 in T-mobile. Update is now available for Gear S3 Frontier and Classic, whereas the update weighs around 256MB and it brings couple of New features and improvements. To update your Samsung Gear S3, open the Samsung Gear app on your phone and go into the Settings tab. You’ll then select About Gear and tap Update Gear software followed by Download updates manually.
Optimized UI with new functionalities for the rotating bezel.
Nutrition management feature. Add calorie intake and compare calorie balance with your daily goal.
Watch only mode – turns Gear S3 into a regular watch that shows the time only. Can increase battery life by up to 40 days.
Multi-workouts widget allows for quick access to different workouts.
Apps shortcuts widget allows for quick access to up to 4 different apps.
Improved accuracy of heart rate monitoring.
Samsung Connect – monitor and manage smart (IoT) devices straight from the Gear S3 (additional app download required).
Gear VR controller – allows control of Gear VR with the Gear S3 (additional app download required).
Support for Bixby Reminder. Galaxy S8, S8+ and Note 8 owners can get reminders on the Gear S3.
Ringtone – set music saved on the Gear S3 as your ringtone.