If you've previously set up a PIN, use your chosen PIN in place of 0000. A final warning will appear on screen informing you ...

By default, the PIN is 0000 (four zeroes ... If you're ready to reset your Samsung TV to its factory default, select Reset. A progress bar will then indicate that the reset process has begun.

Related: How to Turn Off Voice Guide on a Samsung TV To reset the Smart Hub settings, go to Settings > Support > Device Care > Self Diagnosis > Reset Smart Hub. If you're asked for a PIN ...