File tabs provide an easy way for you to access all the open drawings in the application.
The file tab usually displays the full name of the file. Click the plus sign (+) on
the right end of the file tabs bar will open a new drawing based on the specified
template file used byt he QNEW command.

Drag a drawing from Windows Explorer into any part of the file tab bar to open it.

Use Ctrl+TAB to navigate through the file tabs.

You can right-click on the file tabs or the file tab bar to access the shortcut menus
that offer you options to open, close or save drawings.