u/HopeIMakeIt27

This took me a while to find out.

To stream and cast through iphone while on a mac.

1. Open Tiktok Live studio app

2. Open Tiktok Iphone app

3. Click the +

4. On the bottom, you can swipe over (device camera is selected as default). Swipe over to (past mobile gaming) to live studio.

5. Click on the button that says "montor live"

6. Your phone should display "Connected to X's Macbook"

7. In the Tiktok Studio Live app, click "add source" then double click on "Camera"

8. It'll bring you to a screen where you are selecting camera options. If you click the grey dropdown box under Camera, iPhone Camera is now an option.

9. Stream away!