How do I set up Microsoft Word on the Dell Inspiron 15?

So I got the Dell Inspiron 15 just this summer and I want to set up microsoft word on it. All the instructions say are follow the screen. I also need a key but I can't find it anywhere.How do I set up Microsoft Word on the Dell Inspiron 15?The key is on the cd case, or the cd jacket, or was sent to you if you bought a downloadable version.



Pop the CD in and then, yes, all you have to do is follow the instructions that will come on your screen.