Qq verification code always shows that today is the upper limit.

Qq authentication has reached the upper limit. In qq, the qq verification code always shows that the upper limit has been reached today, because QQ verification is more frequent, and you can't receive the verification code if you exceed the upper limit. QQ, short for Tencent QQ, is an Internet-based instant messaging (IM) software developed by Tencent. At present, QQ has covered many mainstream platforms such as Microsoft Windows, OSX, Android, iOS and WindowsPhone. Its symbol is a little penguin wearing a red scarf.