QQ不能直接注册微信号。QQ注册是微信在2010年开始推广的时候使用的推广策略，现在已经不支持了，必须要手机号才能注册微信。
原因如下：QQ是一个非实名的账号，一个人可以拥有多个QQ号也就意味着可以拥有多个微信账号，这可能会促进很多黑色产业的发展。手机号码现在都是实名制了，虽然也有漏网的诈骗的号码，但整体门槛比QQ号高很多，所以安全性比QQ高，利于微信账户的管理。
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https://iknow-pic.cdn.bcebos.com/f11f3a292df5e0fe396e50e4506034a85fdf72e5"/>
想要微信号绑定qq号便于使用qq登录的具体操作方法如下：
1.首先用自己的原有微信号登录微信。
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https://iknow-pic.cdn.bcebos.com/0b46f21fbe096b63b86487b500338744eaf8acd2"/>
2.然后点击“我”。
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https://iknow-pic.cdn.bcebos.com/6d81800a19d8bc3e0412df2f8e8ba61ea8d34539"/>
3.再然后点击“设置”。
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https://iknow-pic.cdn.bcebos.com/8d5494eef01f3a29b3bb0c2b9525bc315d607ce0"/>
4.然后点击“账号和安全”。
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https://iknow-pic.cdn.bcebos.com/d01373f082025aaf5c41a72ef7edab64024f1ae0"/>
5.然后点击“更多安全设置”.
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https://iknow-pic.cdn.bcebos.com/6a600c338744ebf8490cbddad5f9d72a6159a7d2"/>
6.然后点击“QQ”。
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https://iknow-pic.cdn.bcebos.com/9213b07eca8065387d287af69bdda144ac348211"/>
7.然后点击“开始绑定”。
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https://iknow-pic.cdn.bcebos.com/2fdda3cc7cd98d108018d4d42d3fb80e7aec9003"/>
8.再然后输入QQ账号密码进行绑定。
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https://iknow-pic.cdn.bcebos.com/d009b3de9c82d1587c9880548c0a19d8bc3e4239"/>
9.然后绑定成功后退出微信，用QQ号进行登录。
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https://iknow-pic.cdn.bcebos.com/fcfaaf51f3deb48f17ab7f3bfc1f3a292cf57811"/>
10.然后在登录页面点击“更多”。
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https://iknow-pic.cdn.bcebos.com/d833c895d143ad4b22e09e258e025aafa50f060d"/>
11.然后点击“登录其他账号”。
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https://iknow-pic.cdn.bcebos.com/810a19d8bc3eb13585dd6e5eaa1ea8d3fd1f4439"/>
12.然后点击用QQ登录处。
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https://iknow-pic.cdn.bcebos.com/7af40ad162d9f2d3796cfd0aa5ec8a136227ccd2"/>
13.最后输入QQ账号密码，就可以用QQ进行登录了。
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