Galaxy Watch6

SM-R945F

Firmware R945FXXU1CYK2

Singapore · XSPAndroid 16Built Nov 6, 2025

Release information

Firmware identifiers

The software versions and region covered by this firmware update.

PDA: R945FXXU1CYK2
CSC: R945FOLB1CYK2
Country: Singapore
Changelist: 32155332
Build date: Nov 6, 2025
Upload date: Dec 4, 2025
File name: SM-R945F_2_20251204192820_xmaziz2qv1_fac.zip

Inside the firmware

Software details

Read from the build properties and kernel of this firmware.

One UI Watch: 8.0
Android: 16 (API 36)
Security patch: Oct 1, 2025
Bootloader: 1
Chipset: Exynos W920
Codename: fresh6ul
Launched with: Android 13
Apps: 32-bit only
Build number: BP2A.250325.020.R945FXXU1CYK2
Kernel: 5.15.180-32155332-abR945FXXU1CYK2

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