This usually happens if you are attempting to downgrade to an older Tizen version that has a locked bootloader. Always download the latest available security patch level for the SM-R720.
Firmware flashing carries inherent risks. The author and website are not responsible for bricked devices, lost data, or voided warranties. Follow this guide at your own risk. Always back up your data first.
Follow this guide precisely. Do not skip any step.
What or issue is your watch currently experiencing? What operating system version is your computer running? Do you already have the NetOdin software downloaded?
XAR (USA), BTU (UK), DBT (Germany), OXA (Multi-CSC Europe) Prerequisites Before Flashing Samsung Gear S2 Sm-r720 Firmware Download
Look for the network name displayed on your Gear S2 screen and connect to it.
The Samsung Gear S2 (SM-R720) is a popular smartwatch that was released in 2015. While it may not be the latest model, it's still a reliable and feature-packed device. However, like any other electronic device, it requires periodic software updates to ensure optimal performance, security, and functionality. In this write-up, we'll guide you through the process of downloading and installing the latest firmware for your Samsung Gear S2 SM-R720.
Release the button, then immediately press the power button 3–4 times quickly.
Installed on your PC to ensure proper wireless communication protocols are recognized. This usually happens if you are attempting to
Manual firmware flashing, even with official files, carries inherent risks. Please take the following precautions seriously:
Resolving the "Software update failed" error (often failing at 12%) as discussed on Reddit .
Updated icons, improved Samsung Health widgets, and a refresh of the Quick Settings Panel. Standard Update Method (Recommended)
There is no micro-USB port. The 4-pin connector inside the charging cradle serves as the data interface. You need the original cradle to flash firmware. The author and website are not responsible for
Flashing firmware intended for the SM-R732 or SM-R730 onto your SM-R720 will permanently brick the device. Always double-check your model number in the watch’s "About" section or on the back of the watch case.
Because the SM-R720 connects wirelessly for flashing, both your PC and your Gear S2 must be connected to the exact same Wi-Fi network. Step 1: Boot the Gear S2 into Wireless Download Mode Power off your Samsung Gear S2.
Even with correct steps, errors occur. Here is how to fix them.
On your paired smartphone, navigate to the Galaxy Wearable app > Find My Watch > Set Security, and turn off Reactivation Lock . If left on, it may block the flashing process. Required Software and Tools