So, once your camera makes the Connection. You should be able to CHOOSE.
1) Straight Tether = Everything you shoot ... the RAW (or large JPG) saves to your Camera , AND a small JPG goes to the Smartphone ... ON AN APP that Just brings up the images FULL Screen. Then you can Page thru with a Swipe OR Enlarge to check Focus.
2) Selected Tether = ONLY the images you "want" sent via a Fn button push (Send to Smart Phone) gets send tot he Smartphone.
3) Here's the Twist = You can also choose to WIFI send to ONE OR MORE Smartphones