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Samsung Galaxy Watch4 (SM-R860) Android 16 Firmware (R860XXS2JZE1) – Canada | SamFrew

Home / Firmware / SM-R860 / XAC

Galaxy Watch4

SM-R860 Firmware

PDAR860XXS2JZE1

XACAndroid 16Released 5/21/2026

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: R860XXS2JZE1
CSC: R860OMK2JZE1
Country: Canada
Changelist: 33003255
Upload date: 6/18/2026
Package size: 3.2 GB (3460518038 bytes)
File name: XAC-R860XXS2JZE1-20260615131740.zip

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Package size3.2 GB

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