1. A terminal apparatus connected to a network camera, the terminal apparatus comprising: a display configured to display a moving image, the moving image being captured by the network camera in a predetermined resolution; an input device configured to input an instruction for enlarging the moving image displayed on a screen of the display; and a controller configured to: enlarge, when the instruction is input via the input device, the moving image having the predetermined resolution at a magnification ratio corresponding to the instruction, and display the enlarged moving image on the display, switch, when the magnification ratio becomes larger than a predetermined magnification ratio, the display of the enlarged moving image to a display of a still image derived from the moving image having the predetermined resolution; obtain, while displaying the still image, the moving image having a higher resolution than the predetermined resolution from the network camera, and switch, after receiving the moving image having the higher resolution, the display of the still image to the display of the moving image having the higher resolution.