Sony A7RIII ILCE-7RM3A Operating Instructions Manual page 448

Depending on the smartphone, the transferred movie may not be played back correctly. For example, the movie may not play
smoothly, or there may be no sound.
Depending on the format of the still image, movie, slow-motion movie, or quick-motion movie, it may not be possible to play it
back on a smartphone.
This product shares the connection information for [Send to Smartphone] with a device that has permission to connect. If you
want to change the device that is permitted to connect to the product, reset the connection information by following these steps.
MENU → (Network) → [Wi-Fi Settings] → [SSID/PW Reset]. After resetting the connection information, you must register the
smartphone again.
When [Airplane Mode] is set to [On], you cannot connect this product and the smartphone. Set [Airplane Mode] to [Off].
Related Topic
Imaging Edge Mobile
Controlling the camera using a smartphone (NFC One-touch remote)
Controlling the camera using an Android smartphone (QR code)
Controlling the camera using an Android smartphone (SSID)
Controlling the camera using an iPhone or iPad (QR code)
Controlling the camera using an iPhone or iPad (SSID)
Sending images to a smartphone (NFC One-touch Sharing)
Snd to Smrtphn Func: Sending Target (proxy movies)
Airplane Mode
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