Delete Paired Bluetooth® Connection – Windows® 8

From the right edge of the screen, swipe left to display the charms menu.
Tap Settings.
Tap Change PC settings (lower-right).
From the left-pane, tap PC and devices.
If not available, tap the Left arrow icon (upper-left) as necessary until “PC settings” appears in the upper-left.
From the left-pane, tap Bluetooth.
If Off, tap the Bluetooth switch to turn On .
Bluetooth must be on to remove connection.
Tap the Bluetooth connection to be removed.
Tap Remove device.
Tap Yes to confirm.