Odds are your MacBook screen has more than a few smudges or fingerprints. While it may not seem like a big issue, it isn’t hygienic and doesn’t look professional. When you clean your MacBook screen ...

Mary-Elisabeth is an associate writer on CNET's How-To team. She's a recent graduate of UNC-Chapel Hill's English Department, and resides in Charlotte, North Carolina. On the How-To team, she covers a ...