To apply for a live broadcast account on Douyin, you need to first ensure that you meet the official live broadcast application conditions of Douyin, such as age, account qualifications, etc. Then click "Live Broadcast Room" on the "My" page, enter the live broadcast management page, click "Start Live Broadcast", fill in the relevant information and conduct identity authentication. After the application is approved, you can start the live broadcast. Please note that during the live broadcast, you need to comply with the Douyin live broadcast regulations and maintain a good live broadcast environment.