Canon PowerShot V10 Advanced User's Manual page 150

Maintaining a Wi-Fi Connection When the Camera Is Off
You can use a smartphone to browse images on the camera or perform other operations
even when the camera is off, as long as it is paired to the smartphone via Bluetooth.
If you prefer not to stay connected to the camera via Wi-Fi or Bluetooth when it is off, either
set [ : Airplane mode] to [On] or set [
Caution
This function can no longer be used if the wireless settings are reset or the
smartphone connection information is erased.
: Bluetooth settings] to [Disable].
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