The plugin can be used to remove all the existing content and install a new version from scratch. It is recommended to disable the theme https://prnt.sc/unle03 before the reset, and start from scratch – https://youtu.be/4n1re0jKorc
Make sure that you are using the latest version of the theme – https://xstore.helpscoutdocs.com/article/63-theme-update and all plugins are updated – https://xstore.helpscoutdocs.com/article/37-plugins-update
Provide URL and temporary wp-admin access, so we can take a closer look.
Regards