Specific steps:
1. After opening the video number on WeChat, click the head icon in the upper right corner to enter.
2. Find the creator service center below and click Enter.
3. Select the product window function and enter the Add Product link.
4. Click the "Add from Existing Store" button, and select products from your own small store to display in the video number.
5. Choose your own shop. If there is no goods in the store, you can go and see the tutorials on the shelves.
6. Finally, select the product connection to be put on the shelves, and then click the window in the lower right corner.