To view buyer chats on Shopee, you can follow the steps below:

1. Open the Shopee app and log in to your account.

2. In the bottom navigation bar, select the "My Shopee" option.

3. On the "My Orders" page, find the order you want to view the chat for and click to enter the order details page.

4. On the order details page, you will see the chat history with the buyer. You can scroll up and down to view the complete chat content.

5. If you need to reply to the buyer's message, just enter your reply in the input box and click the Send button.

Please note that you can only view the buyer chat history related to the order in the order details page. If you need to view the chat history of other orders, you need to enter the details page of each order separately.