But as with many new programs, macOS Mojave is not free from bugs, glitches, and all kinds of compatibility issues. This feature was enhanced in Mojave.įor most users, upgrading to Mojave is a no-brainer. Mission Control also helps you to set up spaces so that you can run multiple desktops. The feature combines Spaces and Expose, and it allows you to see all your open programs on a single screen. Apple introduced Mission Control when they released Mac OS X Lion.