To use the software on a screen with width less than 1024 pixels. Edit menu > Keyboard, are shortcuts "Interface Other Side" and "Interface Bottom..." these may be defined to move the interface to left/right side and top/bottom to navigate the interface/windows. By default the keys are set to X and Y (with shift key). Enable caps-lock to allow to use the keys when key input is focused on a text field.
Also, in the 'Edit' menu > Tabs, select Library Area X2 W/H, unless these are selected, the library area of the main window is not movable with the shortcuts. Also unselect 'List Side Editor' and 'List Browser 1L/3R' from 'View' menu.