Hey prayman, we send our apologies for this delay.
About your questions:
-Category list is shown always by default as yoursite.com/event_categories
See Category list in our DEMO page
You can change them in Chronosly tab > Settings > URL (Check this Custom URL FAQ)
– About your addon purchase. Did you receive an email with your product details, download link and license key?
If you didn’t received any email, please, could you contact us via our Chronosly Contact and Support page? We will solve it as soon as possible.
Sorry for the inconveniences.