Information processing system, information terminal and server apparatus

An information processing system, comprising:

• an information terminal;
• and
• a server apparatus connected with the information terminal in a data communicable manner,
• the server apparatus including a screen data generation unit configured to generate screen data of a screen to be displayed on an operation screen of the information terminal in response to one of data transmitted from the information terminal and internal processing of the server apparatus and to transmit the screen data to the information terminal, and
• the information terminal including:
• an operation input unit configured to perform an operation input regarding the information terminal;
• an operation screen control unit configured to update display content on the operation screen of the information terminal on the basis of the screen data to be transmitted from the server apparatus;
• and
• a storage unit configured to start to store the display content displayed on the operation screen in response to a third operation input, and to terminate to store the display content displayed on the operation screen in response to a fourth operation input.

An information terminal which is data communicable with an external server apparatus, comprising:

• an operation screen control unit configured to update display content of an operation screen on the basis of screen data to be transmitted from the server apparatus;
• an operation input unit configured to perform an operation input regarding the information terminal;
• and
• a storage unit configured to store the display content displayed on the operation screen in response to a first operation input.