Canon EOS REBEL T7i Instruction Manual page 410

Remote Control Shooting
After pairing is complete, the battery will be consumed even during auto
power off, so the remaining battery level may be low when using the
camera.
When you are not using BR-E1, set [Bluetooth function] to [Disable] in

step 4. When you want to use the remote controller again, simply select
[Remote] to connect to the remote controller.
When the shooting ends, the camera's self-timer lamp will light up briefly.

Clear Remote Controller Connection Information
To pair with another BR-E1, clear the connection information of the
remote controller currently connected.
You can check the connection status of the camera and remote
controller from the [Check/clear connection info] screen in step 4.
410
Select [Pairing].
5
Select [Pairing], then press <0>.

Press and hold the <W> button and

<T> button simultaneously for 3 sec.
or more.

Pairing starts. After the pairing is
complete, the remote controller is
registered to the camera.
For operations after the pairing is

complete, refer to Wireless Remote
Control BR-E1's Instruction Manual.
Select [Wireless communication
1
settings].
Under the [51] tab, select [Wireless

communication settings], then
press <0>.