How do I customize the Toolbar (Mac)?

To customize the set of commands that appear on the Toolbar:

1. Go to View > Customize Toolbar. The Customize Toolbar sheet appears;
2. Drag toolbar items one at a time to the toolbar, in any order desired, to add those commands to the toolbar:
3. To remove toolbar items, drag them from the toolbar back to the Customize Toolbar sheet;
4. Click Done to return to the script.  

To restore the toolbar to its default set of items:

1. Choose View > Customize Toolbar to display the Customize toolbar sheet;
2. Drag the default set from the bottom of this sheet up to the toolbar;
3. Click Done when finished.

To edit toolbar preferences:

Select an item from the Show popup menu. If Icons and Text are selected, both the icon and the caption for each toolbar item displays on the toolbar. Icon Only and Text Only may also be selected:

To hide the Toolbar go to View > Hide Toolbar (and choose View > Show Toolbar if you want to reverse this command).

For more about customizing the Toolbar to your needs watch the following video: