TikTok is a Chinese social network that manages the tastes, personal information and behavior in the 'app' of millions of users. In recent years, it has become a source of suspicion in the West for “data protection and data collection for third parties” EL PAÍS investigates what data TikTok collects, how to ask for it and what can be done to avoid it.

The best way to know what TikTok knows about yourself is to dive into each of them.