Step 1: Show your bookmarks bar:

Step 2: Drag this icon to the bookmarks bar:
diigoletStep 1: Show your bookmarks toolbar:

Step 2: Drag this icon to the bookmarks toolbar:
diigoletStep 1: Show your favorites bar:

Step 2: Drag this icon to the favorites bar:
diigoletStep 1: Show your favorites bar:

Step 2: Drag this icon to the favorites bar:
diigoletStep 1: Show your favorites bar:

Step 2: Drag this icon to the favorites bar:
diigolet