ELECTRONIC DEVICE, DEVICE OPERATION METHOD AND PROGRAM

摘要

[Object] To make a preferable operation possible with a simple structure that does not require an operation member with a complicated mechanism. [Solving Means] A display process of displaying a setting screen for setting one of an adjustment position and a numerical value on the basis of a user operation and a control process of changing one of the adjustment position and the numerical value depending on a change of a position of a knob by the user operation on the setting screen displayed in the display process are included. In the display process, the knob that is moved on the slider by the user operation is displayed, and the position of the knob is set as a default position on the slider, when the user operation is not performed.