Iphone - Reception
: Open the Messages app; a prompt to "Use Messages via Satellite" will appear automatically if you have no signal.
: You cannot send photos, videos, or group messages via satellite. Texting Over Wi-Fi iphone reception
If you have Wi-Fi but no cellular reception, you can still send and receive messages: : Open the Messages app; a prompt to
For a more accurate reading of your reception than standard bars, you can use : Open the Phone app. Dial *3001#12345#* and press Call . : Open the Messages app
This opens a hidden menu showing your signal strength in (decibel-milliwatts). A number closer to zero (e.g., -50 dBm) indicates excellent reception, while -110 dBm or lower indicates very poor signal. Texting with No Reception (Satellite)