Thanks, everyone - this is very helpful. I checked my machine and it says C-flex is "disabled," so it looks like the first thing I need to do is find out how to enable it. It didn't seem that I could as it was, so I think ughwhatname is correct about it being in the clinician's menu. archangle - no,...

Thanks for your reply! I also increased my started pressure from 4 to 5 last night and that did seem to help a bit. The Pilairo is a "one size fits most" mask, so there are no different sizes of pillows. Maybe I just need to switch to a different nasal pillow mask? I don't know what EPR is and I'm t...

Hello everyone, this is my first post here. I've been reading for a few days in preparation for getting my first CPAP machine, which happened yesterday. I was so excited to bring it home and start getting good sleep, but I had problems sleeping last night and took the mask off after 2 hours accordin...