This update includes improvements to functions as listed below.
The exact changes may differ depending on your device model, country, and service provider.
To get the best from your device, please keep your device up to date and regularly check for software updates.

Galaxy Watch Active2 (SM-R825F)

Build Number : R825FXXU1EWK2

Tizen version : Tizen 5.5.0.2

Release Date : 2023-12-27

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

Build Number : R825FXXU1EVH4

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 : R825FXXU1DUK2

Tizen version : Tizen 5.5.0.2

Release Date : 2021-12-09

• 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.
• Blood pressure/ECG
- Available in Paraguay, Georgia, Azerbaijan, and Australia
• Calendar
- Increase the calendar synchronization period from 3 months to 1 year

Build Number : R825FXXU1CUE3

Tizen version : Tizen 5.5.0.2

Release Date : 2021-07-13

• Enhanced the auto walking/running icons
• Enhanced the 'Inactive Alert' icon
• Improved device stability

Build Number : R825FXXU1CUD1

Tizen version : Tizen 5.5.0.2

Release Date : 2021-05-01

• The security of your device has been improved.

Build Number : R825FXXU1CUA5

Tizen version : Tizen 5.5.0.2

Release Date : 2021-02-23

• Improved Samsung Health Function
- You can now enjoy a group-walking challenge with your friends
- Additional sleep score insight provided
- Reduced auto workout recognition time (running, rowing machine, elliptical)
- Enjoy home workout with a variety of fitness programs
• SmartThings Find
- You can find the location of the watch on the map.
• Hand Wash
- After downloading the Hand Wash app, your watch can automatically detect and time, when you start washing your hands
• UX change. (Second hand not shown when setting AOD)
• 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 : R825FXXU1CTK3

Tizen version : Tizen 5.5.0.1

Release Date : 2020-12-04

• Improved system stability and reliability
• Bug fix for random disabling of Always On Mode.
• Improved accuracy of calorie measurement based on heart rate sensor.
• Improved stability for Bixby features.

Build Number : R825FXXU1BTI9

Tizen version : Tizen 5.5.0.1

Release Date : 2020-11-02

- Advanced Running Analysis : Giving you the insights you need to improve your running form.
- VO2max : Check the maximum amount of oxygen you utilize during exercise to improve your endurance.
- Detect falls : Watch can send out SOS call and messages to emergency contact when a hard fall is detected.
- Enhanced Notification : Upon receiving a message notification, a chat window appears and can also view images.
- AR Emoji/Bitmoji : Send AR Emoji and Bitmoji through the watch.
- Capture : Supports scroll capture feature that automatically sends the screen-capture image to the phone.

Build Number : R825FXXU1ATA1

Tizen version : Tizen 4.0.0.7

Release Date : 2020-02-05

Build Number : R825FXXU1ASJ3

Tizen version : Tizen 4.0.0.6

Release Date : 2019-11-15

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

Build Number : R825FXXU1ASI7

Tizen version : Tizen 4.0.0.6

Release Date : 2019-10-23

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.