Second Galaxy Watch update improves music play and battery charging - SamMobile
Galaxy Watch 46mm (Flash Firmware Using Wireless Download) - YouTube
Galaxy Watch gets software update for improved Samsung Health stability - SamMobile
The first Galaxy Watch 4 firmware update is already out and waiting for you - SamMobile
Samsung Galaxy Watch review: Fantastic hardware, full-featured activity tracking, and a terrible voice assistant | ZDNET
Amazon.com: SAMSUNG Galaxy Watch 4 Classic 46mm Smartwatch with ECG Monitor Tracker for Health, Fitness, Running, Sleep Cycles, GPS Fall Detection, Bluetooth, US Version, Black