Open the Value Sets Perspective by clicking on the respective Value Sets button in the toolbar. If you want to use a different perspective you can open the Value Sets View from the main menu: Window > Show View > Other > Snow Owl > Value Sets
.
The Value Sets View (also called Value Set Navigator) works similar to other views:
Value Sets can be organized by category using folders and subfolders.
Folders can be collapsed.
A filter allows searching for Value Sets.
Value Sets can be organized in folders and subfolders.
You can also use the context menu to remove and rename folders.
If you want to move a Value Set simply drag and drop it from one folder to another.
To create a new top-level folder, use the Add new top level folder
button in the toolbar.
To create a new subfolder, right-click on the parent folder and choose New folder
from the Context Menu.