Unpack your new microwave and peel the plastic from the door.
Peel off the feature sticker from the front of the microwave, if it will come off. Many times it will not completely come off without using a cleaner.
Apply some Goo Gone onto the adhesive and let it sit for a few minutes, then just wipe or scrape it gently away. This works very well.
Clean the area with a clean, wet cloth. If this does not get it all, then continue on.
Soak a sponge or a cloth in vinegar and let it sit on the area for a few minutes.
Remove the sponge or cloth and wipe away any adhesive.
Wipe the surface with a clean, wet cloth.