You mean this extension? https://community.appybuilder.com/t/voice-recognition-extension-without-google-dialogue/21052
This is all the documentation the developer provides. You should ask the developer for more help. ContinuouslyRecognitionEnabled (boolean) – in case the “false”, if the user is silent, the component will return an empty string result and generate “No voice input” error. Otherwise, the audition just automatically resumes every time. A related error does not occur. ... why don.t you just enable this feature to true and see what happens? when you use the extension.
Why are you using this extension at all? It was introduced in 2018, prior to App Inventor 2 upgrading its existing tool.
Have you tried HOW TO: Program the native SpeechRecognizer for Continuous Dictation and to do things
What ever. Good luck.