If you cannot find your device in the list of available Bluetooth devices from your TCL Android TV, try the following steps that might help.
1. Make sure Bluetooth is turned on or enabled on for your device. Refer to your device’s user manual.
2. Turn off your device, and then turn it back on. After your device has restarted, try to pair it again.
3. Check if your device is connected to other devices such as your phone or tablet.
4. If your device is connected to other devices, reset your Android TV to factory settings. For help, contact the Android TV manufacturer.
5. If your device is not connected to other devices, check that your device has up to date software or contact your device’s manufacturer for additional support.