How to lock Weibo by SMS?

The specific operation steps are as follows:

1. First open the mobile phone Sina Weibo, and click the "Settings" option in the upper right corner.

2. Then click the "Account and Security" option in the new pop-up page.

3. Then click the "Weibo Security Center" option in the new pop-up page.

4. Then click the "Weibo Security Center" option in the new pop-up page.

5. Then click the Account Security option on this page.

6. Finally, click the "account lock" option on this page to lock Weibo.