Miele combi steamer steam oven dgc 4080 but works for all dg 408x products
Initial technical documentation via justanswer.com, local copy on request.
Touch and hold the Timer pad for DG 4082, or the Clear pad for DG 4080. Touch and hold the On pad. Release the Timer (Clear) and On pads at the same time. Touch the Timer (Clear) pad five times and hold on the fifth time until the programming mode appears
clear button is easier then timer
Here you can go to descale and cancel the program
Same trick with 3 times clicking on the Timer (Clear)