it doesn’t work

If you are using the customizer and your settings are not saving, please read
https://guide.weavertheme.com/settings-wont-save-from-customizer/

In the mean time you can set your option using the Legacy Admin in Appearance > Weaver Xtreme Admin > Main options pages.

Make sure you installed the Weaver Xtreme Theme Support plugin.

For anything else, please post on the Forum with a link to your site as this forum is not monitored
https://forum.weavertheme.com/discussions