Xamarin.Forms开发：VS2017运行iOS模拟器黑屏卡顿问题求助

Hey there! I’ve run into this exact black screen issue with Xamarin.Forms on VS 2017 Community when testing iOS simulators before—super frustrating, right? Let’s walk through some fixes that worked for me and other devs:

• Check Simulator-VS Compatibility
  VS 2017 Community has limited support for newer iOS simulator versions. Try switching to iOS 10.x or 11.x simulators (these were the most stable with VS 2017 back then). You can add older simulators via Hardware > Device > Manage Devices in the simulator menu.

• Clean & Rebuild Your Solution
  Cached build files often cause weird issues. Right-click your solution, select Clean Solution, wait for it to finish, then choose Rebuild Solution. After that, restart the simulator and deploy your app again.

• Reset the iOS Simulator
  Corrupted simulator state can lead to black screens. Open the simulator, go to Hardware > Erase All Content and Settings, let it reset completely, then redeploy your "Hello World!" app.

• Update Xamarin.iOS
  Outdated Xamarin.iOS versions are a common culprit. Open VS 2017, go to Tools > Options > Xamarin > iOS Settings, check for available stable updates, and install the latest one compatible with VS 2017.

• Verify Project Configuration
  Double-check your iOS project’s settings:

  • Ensure Build Configuration is set to Debug
  • Target architecture is iPhone Simulator
  • In Info.plist, confirm the Main Interface points to your app’s startup page (like your Xamarin.Forms MainPage) — a misconfigured main interface can cause the app to fail loading silently.

• Restart VS and Your Computer
  Sometimes VS background processes get stuck, and a full restart clears up those odd glitches. It’s basic but surprisingly effective.

内容的提问来源于stack exchange，提问作者chrysst