How many hard drives does your system have? One? Three? Ten? Regardless of how many drives you have, they all need one thing to keep track of what’s on the drive: a partition table. The partition table describes the partitions (sections) of the drive and helps your system find the files you need. Your Windows system uses a master boot record (MBR) or GUID Partition Table (GPT) depending on the age, operating system, and your system firmware. Sometimes it is necessary to switch between MBR and GPT, but to do that you need to wipe your drive first. Using traditional…
Read the full article: How to Convert MBR to GPT Without Losing Data in Windows