Choose System Preferences from the Apple menu , then click Software Update to check for updates.If you've upgraded to macOS Mojave or later, follow these steps to keep it up to date: Microsoft Office documents are far and away the most common way computers are infected, so fixing security bugs. All versions of Office for Mac that have current support (currently Office 2016 and later) get: updates to fix bugs in the software patches to stop security bugs that might allow access to your computer. OS X El Capitan features new options for managing windows, smarter Spotlight search, app enhancements, and faster performance. How to get updates for macOS Mojave or laterĪpple Mac OS X El Capitan Free VIEW →.