![The Main Dial, Quick Control Dial, Multi-controller, and AF area selection lever settings cannot be changed (EOS 7D Mark II) The Main Dial, Quick Control Dial, Multi-controller, and AF area selection lever settings cannot be changed (EOS 7D Mark II)](https://hk.canon/media/image/2019/01/25/dcb0c39142cb49b8b490b22f2a2ab7d3_G0191654.gif)
The Main Dial, Quick Control Dial, Multi-controller, and AF area selection lever settings cannot be changed (EOS 7D Mark II)
![Amazon.com : JJC Replaces Canon RS-60E3 Timer Remote Control Shutter Release for Canon EOS R100 R8 R50 R6 Mark II R10 R7 R6 Rp R 90D 80D Rebel T8i T7 T7i T6 Amazon.com : JJC Replaces Canon RS-60E3 Timer Remote Control Shutter Release for Canon EOS R100 R8 R50 R6 Mark II R10 R7 R6 Rp R 90D 80D Rebel T8i T7 T7i T6](https://m.media-amazon.com/images/I/71LV7+9a6NL._AC_UF894,1000_QL80_.jpg)
Amazon.com : JJC Replaces Canon RS-60E3 Timer Remote Control Shutter Release for Canon EOS R100 R8 R50 R6 Mark II R10 R7 R6 Rp R 90D 80D Rebel T8i T7 T7i T6
What is the lock switch on the back of the Canon EOS 90D used for, and when would it be useful to me? - PressReader
![Amazon.com : Canon EOS 5D Mark III 22.3 MP Full Frame CMOS with 1080p Full-HD Video Mode Digital SLR Camera (Body) : Electronics Amazon.com : Canon EOS 5D Mark III 22.3 MP Full Frame CMOS with 1080p Full-HD Video Mode Digital SLR Camera (Body) : Electronics](https://m.media-amazon.com/images/I/41c93q0EhyL._AC_UF894,1000_QL80_.jpg)