SmartThings Tracker status is disconnected

The Tracker's location can be detected from any distance with the SmartThings app, as long as it's within the range of a cellular network. Service may be limited and location tracking may be inaccurate if the Tracker is used indoors or in a moving car, or when the GPS signal is poor.

If the SmartThings Tracker is reinitialized, it will be reset. To do so, you must delete the tracker from the SmartThings app. When it's deleted, it will initialize itself so it can reconnect to SmartThings. At which time, you'll be able to connect and register the tracker with any Samsung account. 

Check the Tracker's status How can I check if the Tracker is powered on and working? To check if the Tracker is working properly, press the Power button once. The LED colors will change depending on the status. Blue: The Tracker is on and functioning. If the Tracker blinks blue continuously, then it’s in pairing mode. Red: The Tracker’s battery is

The SmartThings Tracker supports easy setup with the SmartThings app. Depending on the status of your network connection, the tracker may fail to connect with or be discovered by the SmartThings app.

The SmartThings Tracker can generally last about a week on a single charge depending on the strength of GPS and cellular coverage. However, if the tracker isn't charging or power on/off properly, the problem could be the charger and USB cable, or the way you're pressing the power button on the tracker.