Step 1. Go to libraries
Click the menu icon on the top left of your screen and click Libraries.
Step 2. Manage a library
Click the gear icon on a library tile to manage the library.
Step 3. Open a group
Click the expand icon to open a group if you want to move sub-groups or items inside.
Step 4. Click and drag
Click the grips beside a group or item and drag it to where you want it to go.