Furthermore, the utility of this shortcut has expanded with technology. While Alt+Tab traditionally toggled between applications, the modern "change screen" ecosystem now includes virtual desktops and external displays. Shortcuts that move a user between Desktop 1 and Desktop 2 allow for a spatial organization of thought that physical desks cannot match. A user can dedicate one screen environment to deep work and another to communication, switching between them without the visual clutter that hampers focus. This evolution signals a shift in how we perceive screen real estate: it is no longer limited by the physical borders of the monitor, but expanded infinitely by the keyboard shortcut.
Turn off your primary monitor and use only the external one. change screen shortcut