
- Put your camera on a flat surface, so that the lens is pointing straight up
- Unlock the lens on your camera body, and turn the lens just a little bit so you can let go of the lens and it remains unlocked (but it’s still resting on the camera body)
- Remove the cap on the bottom of the new lens you want on your camera
- Hold the new lens in your right hand, and twist off the lens on your camera with your left hand
- Quickly mount the new lens with your right hand and lock it onto the camera
- Put the cap on the bottom of the old lens

Shooting photos quickly is one of the keys to success for some types of nature photography, like
The instruction manual is probably the most boring thing you get with a new camera.