Gridbox Libraries allows you to Export / Import page items from one page into another Gridbox page.
NOTE: Button "Add to Library" is available only for Plugin or Section!
The main difference of Item which marked as a Global is a - synchronous changes.
If you change the item options on one page, item (plugin or section with plugins) will be updated on all of the other pages it has been added.
Creating a New Global Item.
The process of creating is similar to adding item into the Library. But, at modal "Add to Library" you need to select Save as a Global Item.
To all Global items at the library added icon "Star" , which means the Item is Global.