Galaxy Watch5

SM-R905F

Firmware R905FXXU1CYI1

Singapore · XSPAndroid 14Built Sep 16, 2025

Release information

Firmware identifiers

The software versions and region covered by this firmware update.

PDA: R905FXXU1CYI1
CSC: R905FOLB1CYI1
Country: Singapore
Changelist: 30937185
Build date: Sep 16, 2025
Upload date: Oct 27, 2025
File name: SM-R905F_3_20251027173840_kuo78fkkd6_fac.zip

Inside the firmware

Software details

Read from the build properties and kernel of this firmware.

One UI Watch: 6.0
Android: 14 (API 34)
Security patch: Aug 1, 2025
Bootloader: 1
Chipset: Exynos W920
Codename: heartus
Launched with: Android 11
Apps: 32-bit only
Build number: AW2E.240318.016.R905FXXU1CYI1
Kernel: 4.19.151-30937185-abR905FXXU1CYI1

Supported networks

Singapore · CSC XSP · 9 carriers in 2 countries

What is CSC?

CSC is Samsung's region and carrier customization. The networks below are included in this release.

MCCMNC52503NWIDNW01098

M1 Limited

5G 21005G 3500LTE 1800LTE 2600

SIMBA

MCCMNC52510NWIDNW02198

Simba Telecom Pte Ltd

5G 21005G 260005G 28000LTE 900TD-LTE 2300TD-LTE 2500

SingTel

MCCMNC52501NWIDNW01130

Singapore Telecom

5G 7005G 21005G 35005G 28000LTE 900LTE 1800LTE 2600

SingTel-G18

MCCMNC52502NWIDNW01130

Singapore Telecom

GSM 1800

StarHub

MCCMNC52505NWIDNW01187

StarHub Mobile

5G 21005G 3500LTE 1800LTE 2100LTE 2600TD-LTE 2500

StarHub

MCCMNC52505NWIDNW01930

StarHub Mobile

5G 21005G 3500LTE 1800LTE 2100LTE 2600TD-LTE 2500

Roaming partners (4)

DST

MCCMNC52811NWIDNW00444

Data Stream Technology Sdn Bhd

LTE 1800UMTS 2100

PCSB

MCCMNC52802NWIDNW02153

Progresif Cellular Sdn Bhd

UMTS 2100

TelBru

MCCMNC52801NWIDNW02151

Telekom Brunei Berhad

UNN

MCCMNC52803NWIDNW02152

Unified National Networks Sdn Bhd

5G 7005G 18005G 3500LTE 1800