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Samsung Galaxy Watch4 (SM-R860) Android 16 Firmware (R860XXU1JYK4) – UK & IRE | SamFrew

Home / Firmware / SM-R860 / BTU

Galaxy Watch4

SM-R860 Firmware

PDAR860XXU1JYK4

BTUAndroid 16Released 11/13/2025

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: R860XXU1JYK4
CSC: R860OXM1JYK4
Country: UK & IRE
Changelist: 32155332
Upload date: 11/15/2025
Package size: 3.3 GB (3537944912 bytes)
File name: BTU-R860XXU1JYK4-20251215151601.zip

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Package size3.3 GB

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