Very easy to find your mobile if your mobile is misplaced like from one room to another room (i,e inside the same house) or rest room or bath room or cupboard, then you just need to send one default msg(SMS) or custom msg(SMS) then you mobile will start ringing even if it is in silent mode, vibrate mode or if volume is very low volume, but the SMS text message should be the same, what you set it otherwise keep the default text.
You can just send a SMS on your mobile from any other mobile. You can select one of the 3 sound type options like Ringtone, Alarm,
Notification, but last option is to do nothing if you select it means work like normal mode without any sound action.
The default SMS Text is "Find my mobile" but it is not case sensitive means it doesn't matter whether the sending Text message(SMS) is upper case or lower case. You can also customize your SMS text message by "Change SMS Text" button, but once you change it then you should remember it during sending the message to find your mobile.
By choosing "Ringtone" option, you mobile will ringing with default ringtone sound.
By choosing "Alarm" option, you mobile will ringing with default ringtone sound.
By choosing "Notification" option, you mobile will ringing with default ringtone sound.
By choosing "Do nothing" option, you mobile will work like normal mode without doing any action.