In Douyin live broadcast, the way to hand over the big screen to the audience, that is, to realize the audience interactive live broadcast, is as follows:

1. First, open the Douyin APP and click to enter the live broadcast interface.

2. In the live broadcast interface, click the three dots below to open the live broadcast settings.

3. In the live broadcast settings, find the "Interaction" option and click to enter.

4. On the interactive page, turn on the "Audience Connecting" function.

5. Next, the audience can click the "Connecting" button at the bottom of the screen during the live broadcast to apply for connecting to the microphone.

6. The host can see the list of viewers who have applied for connecting to the microphone on the interactive page. The host can approve or reject the audience's request for connecting to the microphone.

7. When the host approves the audience's request for connecting to the microphone, the audience can join the interactive session of the live broadcast room.

8. During the interactive session, the audience can interact with the host in real time and complete the live broadcast content together.

It should be noted that the live broadcast function of Douyin may vary due to platform updates, regional restrictions and other factors. The specific operation is subject to the actual situation. At the same time, during the live broadcast, the host must ensure that the network is stable and the equipment is smooth to ensure the quality of the live broadcast and the interactive experience of the live broadcast.