: If the message is from a person you know and you were expecting a file, it is generally safe to click "Download" .
A message like is most commonly a prompt for a multimedia text message (MMS) that failed to automatically download to your device. This can happen due to poor signal, disabled mobile data, or incorrect messaging settings. Why You See This Message download/view now ( 2.11 MB )
: MMS requires mobile data to be enabled, even if you are connected to Wi-Fi. : If the message is from a person