1. First, take your mobile QQ offline, and don't choose to accept messages when you exit
2. Then log in to WeChat, click on the icon in the upper right corner of WeChat, and then click on "Settings"
3. Then click on "General" - "Features" - "QQ Offline Assistant". " - "Functions" - "QQ Offline Assistant", enter the deactivation of "QQ Offline Assistant"
4. And then look, QQ has been online problem can be solved!