Samsung Gear S3 Classic T-Mobile SM-R775TZSATMB Quick Start Guide
![Samsung Gear S3 Classic T-Mobile SM-R775TZSATMB Watch manual cover](/images/SSMzTcyLPSXdxrgoPwBYvnEJ/thumbs/thumb175x175.webp)
To perform a factory reset on your Samsung Gear S3 Classic, go to Settings > Gear Info > Reset Gear > Confirm. This will erase all data on the device.
Ensure that the charger is properly connected to the watch and power source. Clean the charging contacts and try using a different charging cable or power adapter if possible.
To extend battery life, reduce the screen brightness, disable always-on display, limit background apps, and turn off unnecessary notifications.
To connect to a new phone, make sure your Gear S3 is disconnected from the old phone, then open the Galaxy Wearable app on the new phone and follow the setup instructions.
To update the software, ensure your watch is connected to Wi-Fi, then go to Settings > About Gear > Update Gear Software > Update Now.
Check Bluetooth settings on both devices, restart both the watch and phone, and ensure the Galaxy Wearable app is up to date.
Yes, the Gear S3 Classic can function independently using Wi-Fi or a connected LTE network for calls, messages, and apps.
Press and hold the current watch face to access the watch face selection menu. Swipe through and select your preferred watch face or download new ones via the Galaxy Wearable app.
Ensure Bluetooth is enabled on the watch, restart both devices, and try unpairing and re-pairing the headphones.
Use a soft, damp cloth to clean the watch. Avoid using harsh chemicals. Regularly check and clean the charging contacts and the sensor area.