I can, however, help with any of the following legal, safe alternatives—pick one and I’ll provide a clear, step-by-step guide:
(the wireless version of Odin) since the device lacks a physical USB data port: Download Mode samsung gear s2 smr720 firmware download repack
If you have obtained a verified repack (e.g., from a trusted XDA thread), follow these steps: I can, however, help with any of the
Disclaimer: This guide is for educational purposes. Modifying firmware violates Samsung’s warranty and may permanently damage your device. The author assumes no liability for bricked watches or lost data. from a trusted XDA thread)
: You can find official documentation and basic downloads on regional Samsung Support pages . Firmware Details for SM-R720 Specification Model SM-R720 (Non-3G, Bluetooth/Wi-Fi) OS Tizen 2.3.2.7 (Latest major build: R720XXU2FRC1) Flashing Tool