A:Answer Hello JK454, thank you for purchasing the Toshiba 55C350KU and for taking the time to provide us with feedback. We're sorry to hear that your HDMI inputs are not working. We take pride in making sure we produce high-quality, reliable televisions and apologize that you aren't having the positive experience that we strive to consistently deliver. Please reach out directly to our support team at 1-888-407-0396 or email us at Support@Toshibatv-usa.com. Thanks again, Toshiba Support Team.