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Samsung Galaxy Watch4 Classic (SM-R890) Android 16 Firmware (R890XXS2JZG3) – KOREA | SamFrew

Home / Firmware / SM-R890 / KOO

Galaxy Watch4 Classic

SM-R890 Firmware

Latest firmware

PDAR890XXS2JZG3

KOOAndroid 16Released 7/27/2026

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: R890XXS2JZG3
CSC: R890OXM2JZG3
Country: KOREA
Changelist: 33003255
Upload date: 8/18/2026
Package size: 3.3 GB (3541718346 bytes)
File name: KOO-R890XXS2JZG3-20260818121531.zip

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Package size3.3 GB

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