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Samsung Galaxy Watch4 (SM-R870) Android 16 Firmware (R870ZCU2JZC1) – China | SamFrew

Home / Firmware / SM-R870 / CHC

Galaxy Watch4

SM-R870 Firmware

PDAR870ZCU2JZC1

CHCAndroid 16Released 3/3/2026

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: R870ZCU2JZC1
CSC: R870CHC2JZC1
Country: China
Changelist: 33003255
Upload date: 3/15/2026
Package size: 3.0 GB (3229180832 bytes)
File name: CHC-R870ZCU2JZC1-20260408100810.zip

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Package size3.0 GB

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