Can I create and use multiple libraries at a time?
Yes, You can create and activate multiple libraries from various sites at a time.
What is a license key? Is it necessary to activate it?
A license key is a data string that verifies authorized software product access. You must need to activate license to get all features, updates and premium support.
How to refresh the templates on the front end?
You can refresh your templates on the front end by simply clicking on the refresh icon on the top right corner.