How to change today's headline number from the media account?

Hello, the time to modify the headline number is 1-7 every month, and the time after that cannot be modified, only once a month. The specific modification method is as follows:

1, enter the headline main interface, as shown in the figure:

2. Click "Account Information" in the lower left corner:

3. You can modify the corresponding editable part, and then click Submit at the bottom.

I hope I can help you!