Add this permissions into project.iOS Info.plist file.
<key>NSCameraUsageDescription</key>
<string>App usage camera for scan documents.</string>
<key>NSMicrophoneUsageDescription</key>
<string>App usage microphone for oral verification.</string>
<key>NSSpeechRecognitionUsageDescription</key>
<string>App usage speech recognition for oral verification.</string>
<key>NSPhotoLibraryAddUsageDescription</key>
<string>App usage photos for save document picture.</string>
