It means that Douyin cannot follow the other party temporarily due to the other party's privacy settings. This is a new private account function added by Douyin, which can avoid harassment from many people. The so-called private account is actually a means to protect yourself from being harassed. After the account is set to private, only users approved by you can follow you and see the video content you posted, while existing fans will not be affected, and the functions of syncing videos with other software will also be closed.