This is the 9977th most frequent Russian word.
анонсирует
"Announces" or "publicizes."
In this sentence, 'анонсирует' means 'announces', indicating the act of proclaiming or making publicly known about the new product launch.
Компания анонсирует новый продукт на следующей неделе.
The company announces a new product next week.
Here, 'анонсирует' is used to mean 'announces', referring to informing the public or her network about her participation.
Она анонсирует свое участие в конференции через социальные сети.
She announces her participation in the conference via social media.
This usage of 'анонсирует' emphasizes the communication of specific updates (changes in schedule) to the audience.