Canon EOS 6D Mark II Mode D'emploi page 146

Acquiring GPS Signals
GPS Acquisition Status
Geotagging Information
Play back the images and press the <B> button to display the
shooting information screen. Then tilt <9> up or down to check the
geotag information.
Latitude
Longitude
Elevation
UTC (Coordinated Universal Time)
144
The GPS acquisition status is indicated
by the [r] icon displayed on the
camera's LCD panel.
Constant r: Signal acquired
Blinking r: Signal not acquired yet
When you shoot while [r] is
constantly displayed, the image will be
geotagged.