Go to the Server management panel and select a section you want to edit (see the screenshot below).
The selected Server section will display selected tables and you will be able to see all servers assigned to it.
Click Edit button within the section to change the name or select other tables. You can delete it, too.
Rename the section.
Click the checkmark in the upper right corner of the screen. In our example, section Dinner - Inside D is now called Dinner - Inside W.
Close the settings by clicking the X button.