Thanks to plenty of space inside its 17-inch chassis, Lenovo's ThinkPad P72 has relatively generous hardware upgrade options. Most models come with a 2.5-inch hard-disk drive (HDD) that provides bulk storage, but it's slow and you might eventually find that you need more space. Here's everything you need to know about replacing the HDD for something larger, faster, or both.
Full story from the WindowsCentral blog...