Canon EOS Rebel T6i Basic Instruction Manual page 196

Easy Image Transfer Using the NFC Function
Sending Another Image
On the screen to complete the process for sending the image, press
<0> to send another image.
If necessary, also read "NFC Function Cautions" (p.W-22).

While connected, a picture cannot be taken even if the camera's shutter

button is pressed.
Images cannot be sent using the NFC function while the camera is

connected to another device via a wireless LAN. In addition, the camera
cannot be connected to multiple smartphones at the same time.
You can cancel the image transfer by selecting [Cancel] during the

transfer.
Images larger than S2 are resized to S2 when they are sent. S2 and S3

images are sent without resizing.
While connected, disabling the smartphone's power saving function is

recommended.
Settings for easy image transfer using the NFC function are not saved on

the camera.
The camera's <k> lamp will blink rapidly when data is being sent.

W-34
[Send selected]

You can select the images to send in
the image selection screen.
[Send img shown]

Sends the displayed image. Display
the image to send in advance.