Every device and browser has a unique fingerprint, which can be an alphanumeric identification number or a combination of settings specific to your browser and its version. When these multiple data points match, the remote YouTube algorithm can recognize you.
Much like the IMEI number of a mobile phone, these settings—such as your Android version, iOS version, browser name, browser version, supported protocols, default or supported language settings—make your device directly identifiable to you.
Even if you do not log in to their services, use a VPN, or change your IP address, the algorithm can still identify you.
Every device and browser has a unique fingerprint, which can be an alphanumeric identification number or a combination of settings specific to your browser and its version. When these multiple data points match, the remote YouTube algorithm can recognize you.
Much like the IMEI number of a mobile phone, these settings—such as your Android version, iOS version, browser name, browser version, supported protocols, default or supported language settings—make your device directly identifiable to you.
Even if you do not log in to their services, use a VPN, or change your IP address, the algorithm can still identify you.
No culprit, basic logic of how internet works with simple concepts.
every site can track you without login based on browser fingerprint alone