Change Icon
Icons
Displays the available icons in Collabora Office. To replace the icon that you selected in the Customize dialog, click an icon, then click the OK button.
Import
Adds new icons to the list of icons. You see a file open dialog that imports the selected icon or icons into the internal icon directory of Collabora Office.
You can only import icons that are in the PNG file format and that are 16 × 16 or 24 × 24 pixels in size.
Click to remove the selected icon from the list. Only user-defined icons can be removed.