User Manual Samsung WW90T684DLN/S1 Ww6800 Washing Machine

What you can do instead is power cycle it: Unplug it (or turn off power at the circuit breaker), wait some time for the electrical charge to clear out of the washer (usually 1 to 5 minutes at most), and then power it up again. This is the closest you can get to a "reset" of the washer.

The serial number of your Samsung washing machine is not just a set of numbers and letters. ... The model number of washing machines indicates the year when the model was developed and began production, since washing machines do not evolve so much, a washing machine model can be produced for several years.