How to cancel the mobile phone number bound by Sina Weibo?

Unbind the mobile phone number safely in Sina Weibo account. The specific steps are as follows:

Log in to Sina Weibo, click Settings at the top right of the homepage, and then select account settings, as shown in the figure below:

Click Account Security-Bind Mobile Phone again, as shown:

Click the settings in the upper right corner of the binding phone, as shown in the figure. If you have any unbound mobile phone, you can untie it directly.

You can click the blue font of the picture to jump to the page, as shown in figure:

Send SMS to unbind the mobile phone number.

When the message is sent, it will be unbound.