Latest Samsung Galaxy Watch4 40mm LTE (SM-R865F) - KDI firmware

Samsung Galaxy Watch4 40mm LTE (SM-R865F) firmware for Japan (AU KDDI) (KDI): 4 builds in the SamMobile archive, newest first. The latest is R865FXXU1JYL6 (Android 16, built 6 January 2026). Open a build to download it, or switch region with the country selector.

SM-R865U

Model		Build date	PDA	Version
SM-R865F	Japan (AU KDDI)	2026-01-06	R865FXXU1JYL6	16
SM-R865F	Japan (AU KDDI)	2026-05-21	R865FXXS2JZE1	16
SM-R865F	Japan (AU KDDI)	2023-09-12	R865FXXU1HWI1	13
SM-R865F	Japan (AU KDDI)	2022-11-14	R865FXXU1GVK6	11

Model	Country/Carrier
SM-R865F	Japan (AU KDDI)
Build date	PDA
2026-01-06	R865FXXU1JYL6
Version
16

Model	Country/Carrier
SM-R865F	Japan (AU KDDI)
Build date	PDA
2026-05-21	R865FXXS2JZE1
Version
16

Model	Country/Carrier
SM-R865F	Japan (AU KDDI)
Build date	PDA
2023-09-12	R865FXXU1HWI1
Version
13

Model	Country/Carrier
SM-R865F	Japan (AU KDDI)
Build date	PDA
2022-11-14	R865FXXU1GVK6
Version
11

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Latest Samsung Galaxy Watch4 40mm LTE (SM-R865F) - KDI firmware

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