To show / hide text labels on toolbars:

  1. Click on a toolbar menu button at the bottom-right hand side of every toolbar.
    Toolbar menu button screenshot
  2. Choose the Add or Remove Buttons->Customise... menu item.
    Customize - Show Text Labels options
  3. Select the toolbar you want to modify (Page Operations in this example).
  4. Click on Show Text Labels to show or hide the button labels on the toolbar.
  5. The toolbars will get bigger as a result so you may need to resize your window or move the toolbars around to better organise them.
    Infix with icon text