Smart TVs collect viewing data and upload it to manufacturers
Manufacturers of smart televisions gather extensive viewer data using automatic content recognition technology to identify watched programs.

Data collection methods used
Devices capture screenshots every few seconds to identify content on built-in apps and streaming services. The system also records technical details such as IP addresses and Wi-Fi information. Voice remotes may send short audio snippets for processing by the manufacturer.
How the data is processed
Collected information feeds into an algorithm that generates a unique fingerprint of user habits. This processed data gets uploaded to the manufacturer for further analysis. The resulting profiles help advertisers personalize advertisements across multiple platforms.
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