As someone who loves to run around my neighborhood, the Apple Watch feature that excited me the most was the ability to go out and exercise while listening to music, all without having to lug my iPhone around. After unboxing the Apple Watch, that's one of the first features I tried to set up. As it turns out, it's not very intuitive and can take some getting used to. Check out the guide below to learn how to save music directly on your Apple Watch. Select Your Playlist on the iPhoneUpload (or...