QQ is an Internet-based instant messaging network tool independently developed by Tencent in February 1999. QQ is the abbreviation of Tencent QQ, which is an instant messaging software based on the Internet.

Tencent QQ supports online chat, video call, point-to-point breakpoint file transfer, file sharing, network hard disk, custom panel, QQ mailbox and other functions, and can connect various communication terminals. QQ is not only a simple instant messaging software, but also cooperates with many paging stations and mobile communication companies in China to realize the short message interconnection between traditional wireless paging networks and GSM mobile phones. Is a popular instant messaging (IM) software in China, with strong functions. Tencent QQ supports online chat, video, voice, instant file transfer and other functions. At the same time, QQ can also be connected with mobile communication terminals, IP telephone networks, wireless paging and other communication modes, making QQ not only a simple network virtual pager, but also a convenient, practical and super-efficient instant communication tool. QQ is probably the most frequently used communication tool in China. Qq status is divided into offline, offline, busy, do not disturb, leave, stealth, online, Q me. You can also edit the qq status yourself.