Overview

You can customize the Main TDO Ribbon to have your most widely used icons available for immediate display. This is a workstation setting. 

Detailed Instructions

Setup > Site Configuration > Add/Edit User Names and Passwords > My TDO on this Workstation. Choose what menu item you would like to see under My TDO. Close and run a TDO Autofix. Relaunch TDO, and you will see your changes. The changes will be visible to all users who use that computer. 

Video instructions