Post UI Tabs plugin double fade effect

After clicking a tab (any tab), the fade in effect occurs twice. Curious how to only have this occur only once. I disabled every plugin to ensure that this was not a JS conflict elsewhere and it appears to be isolated to this plugin:

https://www.ernestsports.com/products/ernest-sports-es12-golf-improvement/

Great plugin. Works like a champ!

Thanks in advance ~

https://www.ads-software.com/extend/plugins/put/