Good day , hope you are doing well . Please let me know how can I remove if Coffe machine displays blocked when I press the steam button it does not give steam but when it’s decalcifying all the machine every thing is workin I mean the steam pipe , the machine also have a problem with making with milk products when it make cappuccino or latte with a very less amount of milk and without foam . Please help me how can I fix this problem myself ,thanks a lot .