How do you program newstar ntr w81e remote?

To program the NewStar NTR W81E remote, first, turn on the device you want to control. Then, press and hold the "SET" button until the LED indicator lights up, then release the button. Next, enter the appropriate code for your device brand using the number buttons. Once the code is entered, press the "SET" button again to save the code, and the LED will turn off. If the code works, the remote should now control your device.