Below the section titled “Changing the template file” the filter hook is named “siteorigin_widget_template_file_sow-button”, it should be “siteorigin_widgets_template_file_sow-button”.
URL: https://siteorigin.com/docs/widgets-bundle/getting-started/extending-existing-widgets/
Hi Duane
Well spotted, We’ll get that changed ASAP.
Thanks
Magus