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Samsung Galaxy Watch4 (SM-R870) Android 14 firmware update R870ZCU1IYH1 – China | SamFrew

Home / Devices / Galaxy Watch4 / SM-R870 / CHC

Galaxy Watch4

SM-R870

Firmware R870ZCU1IYH1

China · CHCAndroid 14Built Aug 8, 2025

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File size3.4 GB

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Release information

Firmware identifiers

The software versions and region covered by this firmware update.

PDA: R870ZCU1IYH1
CSC: R870CHC1IYH1
Country: China
Changelist: 30937185
Build date: Aug 8, 2025
Upload date: Aug 15, 2025
File name: SM-R870_3_20250828143610_6m6e9dsjep_fac.zip

Inside the firmware

Software details

Read from the build properties and kernel of this firmware.

One UI Watch: 6.0
Android: 14 (API 34)
Security patch: Aug 1, 2025
Bootloader: 1
Chipset: Exynos W920
Codename: freshbl
Launched with: Android 11
Apps: 32-bit only
Build number: AW2E.240318.016.R870ZCU1IYH1
Kernel: 4.19.151-30937185-abR870ZCU1IYH1