s 61 thereafter it is judged whether the data copy has been completed step s 62 and if completed the initial washing state is displayed step s 63 at this time the corresponding program version may also be displayed according to the above described condition thereafter a message for informing the user that the washing process will proceed according to the original program and data before the download such as u201c the washing process will proceed according to the original program u201d is displayed step s 64 then the washing operation is performed according to the user 39 s key input as shown in fig6 the system microcomputer 27 judges whether the data download has been normally performed step s 71 that is the system microcomputer 27 judges whether the download is in trouble by checking the respective programs and downloaded data in the memory if the data download is in trouble as a result judgement step s 71 a message for informing a download failure such as u201c data download has failed u201d is displayed through the display section 24 of the washing machine step s 72 then a message such as u201c select a download re execution or a previous data restoration u201d so that the user can.