I bought the RV20 Max two months ago and use it once a week, always with mop. However, as indicated by other users (e.g., https://community.tp-link.com/en/smart-home/forum/topic/772374?replyId=1528830

Every time it starts vacuum, ir stops and posts the message: "the dustbin and water tank has been removed. Please install the dustbin". Dustbin and filter are checked clean and correctly installed. So