Canon EOS 90D DSLR Camera with 18-135mm Lens - Manual (Page 542)

542
Shutter Button Customization for Movie
Recording
You can set the functions performed by pressing the shutter button halfway
or completely during movie recording.
1 Select [ 5 : Shutter btn function for
movies].
2 Select an item.
 Half-press
Specify the function performed by
pressing the shutter button halfway.
 Fully-press
Specify the function performed by
pressing the shutter button completely.
With [Fully-press] set to [Start/stop mov rec] , you can start/stop movie
recording not only by pressing the movie shooting button but also by
pressing the shutter button completely or by using Remote Controller RC-6,
Wireless Remote Control BR-E1, or Remote Switch RS-60E3.
o Even if you set [Fully-press] to [No function] , the camera will start or stop
recording time-lapse movies if the shutter button is pressed completely when
the camera is set up for time-lapse movies.