A working machine includes an operation device to conduct operations of the working machine, a control device to control the working machine between an operation allowable state and an operation restriction state, the operation allowable state allowing the working machine to be operated, the operation restriction state restricting the operations conducted by the operation device in comparison with the operation allowable state. The working machine includes a display device having a display portion and an input operation portion. The control device performs control under the operation restriction state when a predetermined input operation is conducted through the input operation portion.