If a call is not answered, the service provider's network will retain the caller's information. Later, the network will send a notification to the intended recipient to notify them of the missed call alert. This notification can be delivered through different channels, such as SMS, email, or specific mobile applications. For more visit: https://www.sinch.com/en-in/blog/everything-you-need-know-about-missed-call-service-and-voice-otp/
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