This video provides a detailed guide on how to add and switch between multiple TikTok accounts. It demonstrates the entire process from opening the app to successfully logging into multiple accounts. The content covers how to access the account management interface through the Settings and Privacy menu, how to select options for adding or switching accounts, and the specific steps for new user registration and existing user login. The video particularly emphasizes two quick methods for switching accounts: first, by using the Switch Account list at the bottom of the Settings page, and second, by directly tapping on the username at the top of the profile page to bring up the account switching menu. The tutorial is logically clear and easy to follow, suitable for users who need to manage multiple TikTok accounts, whether they are content creators, marketers, or general users. It helps users quickly master multi-account management skills and improve their account operation efficiency.