The SSID of REC-1 should be shown on SSID list of your smartphone when REC-1 is in Wi-Fi on mode.
Please check the following points when you cannot find the SSID.
Check if REC-1 Wi-Fi is enabled
The function LED blink blue-green (not recording) or red (recording) twice per 2 seconds. If you do see the LED blinking like this the REC-1 Wi-Fi is off.
Turn Wi-Fi on again. See this link for instructions.
Turn your smartphone Wi-Fi function off and on again.
Turning off and re-enabling your smartphone’s Wi-Fi function should refresh the SSID list.