Hi I would like to reset the time on Resmed Airsense 10. Also how do I change the pressures? Thank you

I met with my sleep doctor. The first time she had no data. The second time she only had a summary report and couldn't look at my specific concern about clear air events last over a minute. Is this normal? Also I have an oxygen ring by wellvue that is FDA certified and she said that the data from it...