What is this?

https://preview.redd.it/poteug1d5doh1.png?width=301&format=png&auto=webp&s=b30d53a83b8450ad4c51c23c9c03ac2c33a28198

All the messages I send, while they were normal messages, got this warning. Will browser tiktok ever get updated or am I just missing updates?