As your library grows, putting your references into groups (folders) will ensure that everything is well organised and easy to find.
1. In EndNote 21, under Groups, select Create Group.
2. Create a name for your Group.
3. You can add references to a group in three different ways:
Sharing Groups using EndNote 21
To share a group, both you and your colleague must have an EndNote Online account. Then, create a group and add references you want to share. Refer to the instructions here.