Utility ~ Microsoft SyncToy
SyncToy 2.1 is a free application that synchronizes files and folders between locations. Typical uses include sharing files, such as photos, with other computers and creating backup copies of files and folders.
It can be used to do intelligent copies between hard drives and USB keys/External Drives or mapped network drives.
Updated by tatewise (03/11/10)
Click on the link below and follow the download and install instructions.