The Adding, Saving and Closing Input Tabs toolstrip allows the user to work with additional input tabs. 






Insert a new empty input tab

Open an existing file in a new input tab

Save the current additional input tab

Save As the current additional input tab

Save all additional input tabs

Close the current additional input tab

Drop down list of recently opened additional input tabs

The number of input tabs in this list can be set by Preferences -> Input -> General.