If your watch is bricked or "OTA" (Over-The-Air) updates fail, you may need to download firmware files manually from third-party repositories.
You can find official firmware mirrors on sites like SamMobile or SamFrew . Common firmware builds for the SM-R720 include: (Often cited as a stable late-stage version) R720XXU2EPK5 R720XXU2BPA4 2. Essential Tools Samsung Gear S2 Sm-r720 Firmware Download
General technical reference Date: [Current Date] Device: Samsung Gear S2 (Classic & Sport variants share SM-R720 model code) Firmware type: Official Samsung firmware (stock ROM) If your watch is bricked or "OTA" (Over-The-Air)
This post explains how to find and install firmware for the Samsung Gear S2 (model SM-R720). It covers official and unofficial sources, risks, preparation, and a step-by-step install procedure. and a step-by-step install procedure.