Update For home users, at least one computer hard drive, operating system, programs and information.However users have raised with the data and save the system, the space gradually reducing.As Windows Home Edition does not support dynamic disks can add users at home to increase as an external hard drive to volume.External the same function with the house, so that data stored at home drive.Besides separated from the main house, is portable and works with a plug and play, This provides much convenience for users at home . Like internal partitioning the hard drive you need partition.Though outside the home user can use an western digital externe festplatte treiber with a partition, fix the cost of managing data about him or her, if things go wrong to expenses.Thus partition is strongly recommended that that you partition an external hard drive into multiple partitions first, because: If there are errors on your hard disk if the partition in front on the hard disk, only the partition instead of a hard disk disk.The writing back and read less space, what the disc folder user.When makes you look, is much faster, disk.And in a partition of the set, which makes it easier for you files and folders on the partitions shares to seek type systems. Besides the logic is one of the basic methods to protect critical data from theft or damage to encode, but it affects the computer performance.If encrypt a partition on the hard drive anymore, only to critical data partitions instead of entire hard disk encrypt, not the cause is not in force runs performance.Moreover computer, the home user to an external hard drive can easily manage partition is based simply on use.It demands.Therefore size, if the internal hard drive by an external hard drive is a good option to solve the problem.