23 Daily — According to techspot.com, on November 3, 2026, researchers at Northeastern University conducted tests on multiple smart TVs and found that Vizio smart TVs continue to transmit user data to third parties despite users enabling opt-out settings for tracking, violating user privacy choices.
Study Covers 12 Smart TVs Across 8 Operating Systems Representing 95% of US Market
The research team tested 12 smart TV models from 10 manufacturers, covering 8 operating systems that power approximately 95% of smart TVs in the United States. Testing scenarios included antenna input, HDMI connection, and streaming apps. Each scenario was run 30 times with Automatic Content Recognition (ACR) enabled to thoroughly evaluate the data transmission behaviors of these TVs under various user contexts.
Vizio TVs Continue Data Transmission Contrary to User Opt-Out Settings
The study revealed that even when users explicitly opt out of tracking on Vizio smart TVs, the devices continue to send viewing and device data to third parties. This behavior suggests potential shortcomings in Vizio's user consent and notification procedures, undermining consumer expectations for privacy protection.
Privacy Flaw Highlights Industry Challenges and Entrepreneurial Opportunities
This privacy violation underscores challenges in user data management and transparency within the smart TV industry. Manufacturers are urged to adhere more strictly to privacy laws and ethical standards. For entrepreneurs, this flaw signals business opportunities to develop smart TV software and hardware solutions with enhanced transparency and user control, as well as monitoring tools and privacy protection services.
Editor's take: Effective Approaches to Verifying Smart TV Privacy Practices
Entrepreneurs and users can adopt comprehensive testing methods similar to those used in the Northeastern University study. These include evaluating various brands and operating systems across multiple viewing environments and feature settings, continuously monitoring whether data transmission complies with user preferences. Combining network packet analysis and device behavior tracking offers objective evidence to support innovation and investment decisions in privacy-compliant technologies.