T-Mobile rolling out the One UI 1.5 with new watch faces, Bixby 2.0, and more to the Galaxy Watch

T-Mobile has released a new software update for the Samsung Galaxy Watch. It brings the One UI 1.5 with a bunch of new watch faces, Bixby 2.0, and enhancements to the S Health. This update already rolled out globally.

Software version:

The software versions are R805USQU1CSL2 and R815USQU1CSL2. The size of this update is 121MB.


– UI graphical element changes (UI 1.5)
– S Health enhancements (Outdoor swimming trajectory & distance enhanced. Auto-session calorie logic added. Heart rate calorie calie logic added.)
– Updated to Bixby 2.0
– New watch faces

If you want to check for the update manually, just follow the instruction below:

  • From the Watch screen, press the Home button to go to the Apps screen.
  • Tap Settings.
  • Tap About watch.
  • Scroll to Software.
  • View the software version.

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