This week’s post is written by Amy Miller. Amy is a writer for Office.com. She’s written and edited content for Excel, Access, OneNote, and InfoPath. Imagine you’re working in a spreadsheet and you innocently press the arrow keys on your keyboard to move to another cell, but instead of moving to another cell, the entire spreadsheet moves. You may have asked yourself, what the heck just happened, and how do I make it stop? Lucky you. You’ve encountered that pesky little problem called...