How DO you open Airport utility anyway?????
there are two ways to open it.
1. go to spotlight in the top right hand corner of your screen(it looks like a magnifying glass)
1.2 type in it "airport utility" click it(it should be in the top hit
1.3 click that and your in it
2. go to finder and type airport utility
2.2 you should find it there if not go to spotlight or your stuffed