Xcode Download Exclusive Simulators Page
xcodebuild -downloadPlatform Or, for more detail:
Remember to periodically audit your installed simulators – old runtimes from two major OS versions ago can usually be removed safely, freeing up valuable SSD space for your next project. Need to test on a specific device type (iPhone 15 Pro, Apple Watch Ultra)? Once the runtime is downloaded, open Window → Devices and Simulators in Xcode to create any simulated device you need. xcode download simulators
xcrun simctl runtime list -a To see downloadable but not yet installed runtimes: xcodebuild -downloadPlatform Or