How can I disable Silence Unknown Callers? Follow To disable Silence Unknown Callers: In the Settings app, navigate to: Phone > Silence Unknown Callers Disable Silence Unknown Callers. Related articles I disabled Nomorobo Max, but calls are still being silenced How can I deactivate Nomorobo on my landline? Can Nomorobo Landline block private or unknown callers? How to Pause Nomorobo Max Call Screening on my iPhone How can I deactivate Nomorobo Max?