How to delete the chat in the public comment?

1. Open the public comment APP and enter the "My" page. 2. Click "Message Center" to enter the dialogue interface and find the chat record to delete. 3. Press and hold the chat record to be deleted, and a shortcut menu will pop up. 4. Select "Delete" in the menu and confirm the operation of deleting the chat record. Note: Deleting chat records is an irreversible operation, so please be careful.