A display apparatus adapted for connecting with a supporting stand is provided. The supporting stand includes a clamping portion. The display apparatus includes a main body. The main body includes a back surface. The back surface includes a connecting hole. A fixing component is in the connecting hole. The clamping portion is adapted to reach into the connecting hole. When the clamping portion reaches into the connecting hole, the clamping portion is arranged around and abuts against the fixing component, so that the display apparatus is connected to the supporting stand.