The action Set Bluetooth Tethering State turns Bluetooth tethering setting on or off.

Note: This action does not supply the Bluetooth tethering feature by itself, it only turns on the setting. Some providers remove the Bluetooth tethering feature. This action can not turn on tethering on such a phone.

Warning: This function is not officially supported by Android and might not work on all devices.
Warning: This function requires Android 3+.