Lightroom Classic has its own full screen mode, which you go in and out of by choosing one of the Window > Screen Mode commands or pressing its F and Shift-F keyboard shortcuts. This is independent of the OS full screen modes in macOS or Windows.
Lightroom Classic has its own full screen mode, which you go in and out of by choosing one of the Window > Screen Mode commands or pressing its F and Shift-F keyboard shortcuts. This is independent of the OS full screen modes in macOS or Windows.