#IOS SIMULATOR XCODE INSTALL#
#IOS SIMULATOR XCODE ANDROID#

React Native will automatically detect the open emulator and will build and launch the app. Then, with the emulator open and unlocked, run react-native run-android.

#IOS SIMULATOR XCODE ANDROID#

To run the app on Android, first, open the Android emulator of your choice. You can open that Xcode project, select the simulator you want to use, and then click the play button to run the app. Alternatively, you can open the project folder in Finder, navigate to the iOS directory, and there you'll find the underlying Xcode project for the app. First, you could specify a simulator to the React Native run-ios command by setting the -simulator flag. React Native picks the default iOS simulator, but you can switch that in two different ways. Once everything is finished, the default app is running. Leave this command window open as you're developing because it will build and rebuild the JavaScript portion of the app. As the app is launching, a new command window called the metro bundler or the packager will launch. option brings me back to the Components window where there are both iOS 11 and 12 checked. Selecting Downloading more simulator runtimes.

Whenever I try to add a new device through Xcode->Window->Devices & Simulators only iOS12 appears in the dropdown for OS version.

#IOS SIMULATOR XCODE INSTALL#

This can take quite a while the first time you run the app, but it will be faster after the first time. I've done a fresh install of Big Sur, installed Xcode 12.2, downloaded iOS 11 and 12 simulators through Xcode->Preferences->Components but can use only the ones for iOS12. Overview After you create a project, you can build and run your app on a simulated or real device without needing to lay out the user interface or write code. The simulator will start automatically, and the app will build and launch. Xcode Article Running Your App in the Simulator or on a Device Launch your app in a simulated iOS, tvOS, or watchOS device, or on a device connected to your Mac. Then run the app in the iOS simulator with react-native run-ios. Xcode doesn’t support iPhone’s iOS 16.0 (20A5312j).

When I connect my phone, and try to execute the app on it, I get the following error: The run destination MyiPhone is not valid for Running the scheme 'App'. Once the app is created, CD into the new app directory. Since I updated my iPhone on iOS 16 beta, I can't execute my apps in development on my device. You can also change this name later before you distribute the app. Note that the app name must be alphanumeric only and can't contain spaces. We'll make an app to review restaurants. Instructor: After installing the React Native CLI and Xcode if you're running iOS or the Android dependencies if you want to run Android, create a new React Native project by running react-native init and the name of your project.

Ios simulator xcode