Scroll down and you will see the Custom Theme Options, turn off the Meta box mode there:
2. What should I do if all settings in Theme Options are not applied?
Sometimes you will not be able to change your settings in Theme Options for your site. It is because you still enable the Meta box mode for each page. You should turn this option off so that your settings in Theme Options will be applied to your whole site.From the Homepage, click the Edit page:Scroll down and you will see the Custom Theme Options, turn off the Meta box mode there:
Scroll down and you will see the Custom Theme Options, turn off the Meta box mode there: