iOS13 OnDevice Speech Recognition (supportsOnDeviceRecognition flag)
问题 I'm trying to get the iOS 13 OnDevice Speech recognition working. However validating the supportsOnDeviceRecognition flag, which is the preliminary step to enable OnDevice recognition, always returns false. I'm using iPad 6th Gen with iOS 13.3. I tested supportsOnDeviceRecognition flag with other devices and see it works only for some. private var speechRecognizer = SFSpeechRecognizer(locale: Locale(identifier: "en_US")) . . . if #available(iOS 13, *) { if speechRecognizer?