Reposting my photo from January 10:
It doesn't
feel like the hatch release has two buttons,
it has two buttons, each with a different shape and texture, so you can do this blindfolded. The small round button on the right locks the doors; the large oblong one unlocks the hatch, and is used to lift the hatch. Press the hatch release button to unlock, and continue pressing it to lift the hatch. Do
not lift the hatch using the camera or the plastic trim between the latch and the rear window. If you press the latch with your left hand, use the right hand at the lower edge of the tailgate, which will give you more leverage to assist lifting.
Manual, page 114:
This isn't rocket science.