A. 1. Ensure that your iPhone is running the latest version of iOS. Go to Settings > General > Software Update to check for updates. 2. Delete the app and reinstall it from the App Store. This can resolve issues caused by corrupted files. 3. Clear the app's cache by going to Settings > General > iPhone Storage, selecting the app, and choosing 'Offload App'. Then reinstall it. 4. If the app continues to crash, try creating an account using a different device or through the web version if available.