The Workflow is simple :
1. Click on the Left Icon in the Toolbar to log in to some Remedy-Server.
2. Click on the Middle Icon to select a Form and View (if you have more than one)
3. Click on the Right Icon to display the current Tab-Order
4. Press and hold CTRL and click on the Fields in the order you want
5. Click on the right Icon again to save the new Tab-Order