Canon EOS 250D Advanced User's Manual page 411

Still Photo Shooting
Movie Shooting
Bluetooth connections consume battery power even after the camera's auto
z
power off is activated.
When you do not use Bluetooth function, setting it to [Disable] in step 1 is
z
recommended.
Auto power off will take effect in approx. 2 min. when the camera is set for
z
remote shooting.
5
Enable remote control shooting.
Set [Drive mode] under the [z] tab to
z
[Q] (= 112).
In [Remote control] under the [z] tab,
z
select [Enable].
For instructions after the pairing
z
is complete, refer to the BR-E1's
Instruction Manual.
411