1. The band secure button is located on the back of the device. 

 

Note: Each band has its own band secure button.

 

 

 

2. To remove watchbands, press down on watchbands, press down on the band secure button then slide the watchband out of the device. 

 

 

 

3. To attach a watchband to the watch, slide the watchband over the band secure button. The watchband should lock into place.