Estoy probando esto Restore Samsung Smart TV to Factory Default
Before beginning, it's very important to make sure that your TV is OFF.
Take your Smart Remote in hand and simultaneously press Info + Menu + Mute + Power.
Next, enter the following sequence into your remote: Mute > 1 > 8 > 2 > Power.
Your television will boot up in service mode. Using your remote, go to Options > Factory Reset.
Your television will now turn off. Simply turn your device back on to proceed with the setup.
Pero no hace nada, o yo soy muy inútil...