Disconnecting a paired device breaks the connection between the device and your phone, but retains the knowledge of the pairing. At a later point when you want to reconnect the device, there is no need to setup the connection information again.
1.Verify your Bluetooth is active.
2.From the Bluetooth settings screen, touch the previously paired device (from the bottom of the page).
3.Touch OK to confirm disconnection.Note: Disconnections are manually done but often occur automatically if the paired device goes out of range of your phone or it is powered off.
Deleting a device from your list removes its “connection record” and upon reconnection would require that you
1.Verify your Bluetooth is active.
2.From the Bluetooth settings screen, touch 
next to the previously paired device. This opens the connected
121
