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SM-R870 Firmware Download – Galaxy Watch4

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SM-R870 Firmware Download – Galaxy Watch4

Model Device CSC Version OS Size Updated
SM-R870GALAXY WATCH4United States flagXAAR870XXS2JZG3163.3 GB2026-08-24
SM-R870GALAXY WATCH4Hong Kong flagTGYR870XXS2JZG3163.3 GB2026-08-24
SM-R870GALAXY WATCH4China flagCHCR870ZCS2JZG3163.0 GB2026-08-24