Now you can peruse the various options on the store.If you don’t already have an Apple ID you will need to create one. You should automatically be logged in with your Apple ID (see the bottom left corner).Click on the icon to open up the Mac App Store.You’ll find the Mac App Store in your Dock (the row of icons at the bottom of the desktop), just look for the blue icon with an A inside that looks like it’s made up of white sticks.