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Samsung Galaxy Watch4 Classic (SM-R890) Android 11 Firmware (R890XXU1DUJA) – Russia | SamFrew

Home / Firmware / SM-R890 / SER

Galaxy Watch4 Classic

SM-R890 Firmware

PDAR890XXU1DUJA

SERAndroid 11Released 10/16/2021

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: R890XXU1DUJA
CSC: R890OXM1DUJA
Country: Russia
Changelist: 22777597
Upload date: 1/1/2026
Package size: 2.5 GB (2680386283 bytes)
File name: SER-R890XXU1DUJA-20211019171422.zip

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Package size2.5 GB

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