According to the experience of querying Baidu, the announcement of Tik Tok Group is set within the group. Steps:

Step 1: Open the group chat page of Tik Tok and click Settings.

Step 2: After entering the page, click on the group announcement.

Tik Tok, a short video social software with musical creativity, was hatched by ByteDance. On July 30, 2020, the Beijing Internet Court pronounced that Tik Tok App infringed the personal information of users. In September, the Beijing Municipal Market Supervision Bureau convened the heads of six Internet companies, including Tik Tok, to conduct an administrative interview on the implementation of the "no fishing and continuous chain in the Yangtze River Basin" on the e-commerce platform.