Prestige SE 20

Bought this model 2 weeks ago , the outer skin vibrates making a loud noise and when opening and closing the door the microwave skids all over the worktop as it has 2 plastic feet and 2 metal feet.

I wanted a very simple Microwave, just for reheating and defrosting, also for cooking ready meals, this does much more than this & I am only using a few of the available programmes, therefore Although I purchased at half price a cheaper model would...