Samsung Galaxy Tab S2 nook User Manual page 93

Delete a Paired Device (Unpair)
When you unpair from a Bluetooth device, the two
devices no longer recognize each other. To connect
again, you have to pair the devices.
1. Verify your Bluetooth is active.
2. From the Bluetooth settings page, tap
Settings next to the previously paired
device, and then tap Unpair to delete the
paired device.
Settings 87 Bluetooth