First of all, I am not concerned with my old data. I am only concerned with how I did last night. Second of all I have been using this particular card for 4 years with this machine. My last machine I used a 2gb card for 5 + years. How large is your SD Card? Where are you looking to see your old dat...

Like the title says I have an airsense 10. My SD's card only has 1.5 years of data, likely because the storage is maxed out. However I've been using the machine for 4 years. That data still exists on the cloud with Resmed, but is there a trick I can employ to get the remaining data?