This will come with time; the more you use the machine the easier it will become to adjust. There are a few steps to making it a little easier to get adjusted (1) assuring your mask is the right fit, (2) finding your comfort zone, and (3) sleeping towards the end of the pillow will allow the mask to stay in place and help prevent leaks. For further assistance please contact one of our techs at 1-877-307-2727.