Dear user, please contact the small window customer service to provide relevant robot information and screenshots, and we will help you verify. Customer service contact: On the app homepage, click the icon in the top left corner to open the sidebar. On the sidebar page, click the 🎧 icon in the top right corner, select Online Customer Service. On the customer service page, click "Can't find the answer" at the bottom to enter the customer service chat page. Then, type "Manual" in the input box at the bottom of the page, select "Transfer to Human" from the reply messages, and then choose your issue to contact the small window customer service.