Sony ILCE-9 a9 Help Manual page 338

You cannot send XAVC S or AVCHD format movies.
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
PlayMemories Mobile
Controlling the camera using an Android 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 an Android smartphone (NFC One-touch Sharing)
Airplane Mode
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