Canon EOS Rebel T6i Basic Instruction Manual page 190

Operating the Camera Using a Smartphone
Terminating the Connection
While connected, a picture cannot be taken even if the camera's shutter

button is pressed.
In remote shooting, the AF speed may become slower.

Depending on the connection status, image display or shutter release

may become slower than usual.
The connection will also be terminated if you set the power switch to

<k>, turn the Mode Dial, or open the card slot/battery compartment
cover.
When saving RAW images to a smartphone, they are saved as JPEG

images.
While connected, the camera's auto power off does not function.

While connected, disabling the smartphone's power saving function is

recommended.
The camera's <k> lamp will blink rapidly when images stored in the

camera are being saved to a smartphone.
W-28
To terminate the connection, perform
either of the following operations.
Tap [t] on the Camera Connect

screen.
Set the camera's power to <2>.
