Some users would say "Who's going to adapt to some dedicated tool to share files within a LAN now? Any instant messaging software can easily achieve the file sharing purpose". However, considering the work efficiency, the file upload/download speed of using a dedicated LAN file-sharing tool can reach the maximum speed that a router can handle in a LAN office environment. Otherwise, you will not only occupy the important Internet bandwidth resources, but also upload and download files at a very limited speed!