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Samsung Galaxy Watch FE (SM-R861) Android 16 Firmware (R861XXS2CZG3) – KOREA | SamFrew

Home / Firmware / SM-R861 / KOO

Galaxy Watch FE

SM-R861 Firmware

Latest firmware

PDAR861XXS2CZG3

KOOAndroid 16Released 7/27/2026

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: R861XXS2CZG3
CSC: R861OXM2CZG3
Country: KOREA
Changelist: 33003255
Upload date: 8/18/2026
Package size: 3.3 GB (3553172270 bytes)
File name: KOO-R861XXS2CZG3-20260818122421.zip

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Package size3.3 GB

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