A software update can include, but is not limited to
To get the best from your device, please keep your device up to date and regularly check for software updates.

Galaxy Watch3 (SM-R855F)

Build Number : R855FXXU1FWK2

Tizen version : Tizen 5.5.0.2

Release Date : 2023-12-26

• Watch faces
Supports 2 types of new Watch faces.
(Stretched Time, Perpetual)
• Stability and reliability
The stability for sensors and device behavior has been improved.

Build Number : R855FXXU1FVH4

Tizen version : Tizen 5.5.0.2

Release Date : 2022-09-28

• Watch face
Enjoy new and improved watch faces with enriched style and customizable options.
- Two new Watch Faces have been added.
(Pro analog, Gradient number)
• Samsung Health
- Through the updated 'Daily Activity Indicator', Mobile Health data is synchronized to improve convenience.
- Provides a recording function when snoring is detected, using your mobile phone while you sleep.

Build Number : R855FXXU1EVG1

Tizen version : Tizen 5.5.0.2

Release Date : 2022-08-18

• GPS
The stability has been improved.

Build Number : R855FXXU1EUK2

Tizen version : Tizen 5.5.0.2

Release Date : 2021-12-08

• Watch faces
- Support the new Watchfaces
• Exercise
- Support Group Challenge Widget in watch
- Provide more accurate calorie consumption levels based on HR (Except swimming)
• Detect falls
- More falls will be detected, but other activity may also be detected as falls.
• Calendar
- Increase the calendar synchronization period from 3 months to 1 year

Build Number : R855FXXU1DUE4

Tizen version : Tizen 5.5.0.2

Release Date : 2021-06-30

• Enhanced the auto walking/running icons
• Enhanced the 'Inactive time alerts' icon
• Device stability improvements, bug fixes.

The Blood Pressure app and/or ECG app in the Samsung Health Monitor is available in countries where a regulatory clearance, approval or certificate for each app has been obtained.
We expect that the number of countries where the Samsung Health Monitor to be available will continuously increase in the order of securing an appropriate regulatory clearance, approval or certificate.
Note, although you may notice that the Samsung Health Monitor is downloaded to your device, the BP and/or ECG app is not activatable until necessary regulatory clearance, approval or certificate is secured

Build Number : R855FXXU1DUC1

Tizen version : Tizen 5.5.0.2

Release Date : 2021-04-27

• The security of your device has been improved.

Build Number : R855FXXU1DUA4

Tizen version : Tizen 5.5.0.2

Release Date : 2021-02-22

• Enhanced Samsung Health Function
- Now you can have a 1 : N—as opposed to a 1 : 1—group challenge and Live feed when you’re walking with friends.
- Auto workout recognition time has been reduced (on three athletics: running, rowing machine and elliptical).
- Enjoy home workouts with a variety of fitness programs.
• SmartThings Find
- If you’ve lost your watch, you can see its location on the map.
• Hand Wash
- With the download app, automatic hand washing recognition ensures you keep your hands clean and develop good hand washing habits.
• Improved system stability and reliability

The Blood Pressure app and/or ECG app in the Samsung Health Monitor is available in countries where a regulatory clearance, approval or certificate for each app has been obtained.
We expect that the number of countries where the Samsung Health Monitor to be available will continuously increase in the order of securing an appropriate regulatory clearance, approval or certificate.
Note, although you may notice that the Samsung Health Monitor is downloaded to your device, the BP and/or ECG app is not activatable until necessary regulatory clearance, approval or certificate is secured

Build Number : R855FXXU1CTJ5

Tizen version : Tizen 5.5.0.1

Release Date : 2020-11-24

• If exercising with a watch, the voice guide is provided via a headset connected to the mobile device.
• Add a voice guidance about cumulative data and heart rate to the Auto Lap of Running/Cycling.
• Improved measurement accuracy of blood oxygen.
• Improved system stability and reliability