Not only count instead of ...

Nowadays Ethan not only count the microwave time, but he wants to press the button to heat the food.

Before that he only ran in front of microwave and count the time but now he will request people to hold him up. He will open the door of microwave and select the microwave setting, press the time and then start button. Then he will request to be put down on the floor to count the time. After finished the heating, he will request people to hold him up again as he wants to open the door of microwave oven.