How do I troubleshoot a disconnected keyboard?
If your keyboard disconnects from the device due to distance limitations, move them closer together and press F7, F8 or F9 to reconnect. Alternatively, use the Bluetooth menu on your phone to establish the connection again. (Page 6)
From the official Samsung EJ B3400 Smart Keyboard Trio 500 manual, page 6
Have a follow-up question?
Answers from the official manual.
Common questions