Hello, @Johnpauls,
Please make sure that you have disabled this option “Remove Query String From Theme Static Resources” from the Dashboard >> XSTORE >> Speed Optimization check image: https://i.is.cc/1TvP2aVF.png then save settings and check back to your site after clearing the browser cache.
If still, your issue does not resolve then please share your site wp-admin URL and access in the private content area of this topic by following the below-given format
WORDPRESS ADMIN URL:
WORDPRESS ADMIN USERNAME:
WORDPRESS ADMIN PASSWORD:
So that I will check and fix your issue on your site.
Note: Please take a complete backup of your site first and allow us to debug your site and change/remove the plugins to solve your issues.
Regards 8Themes Team.