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 Watch4 (SM-R870X)

Build Number : R870XXXU1AVL2

Android version : R(AndroidWear 11)

Release Date : 2023-01-11

Security patch level : 2021-06-05

• Stability and reliability
The stability has been improved.

Build Number : R870XXXU1AUH2

Android version : R(AndroidWear 11)

Release Date : 2021-08-06

Security patch level : 2021-06-05

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