Canon EOS-1D X Mark III Advanced User's Manual page 581

Connecting in Camera Access Point Mode
Instructions in this section are continued from
Camera access point mode is a connection method for directly connecting the camera and
other devices via Wi-Fi without using an access point. Two connection methods are
available, as follows.
Connecting with Easy connection
Network settings for camera access point mode are configured automatically.
Establishing a connection also requires operations on the other device (computer or
smartphone). For details, refer to the device user manual.
1.
Select [Camera access point mode].
[Configure online] options
[Configure offline] options
Select [OK] on the [Conn. method] to go to the next screen.
Displaying the Connection
581
Wizard.