AirMini Clinical Setting
Please see the AirMini Clinical guide. Pages 12 and 13 of this guide outlines how to access the menu inside to app to change the pressure.
Alternatively, here is a video showing how this process is done:
https://youtu.be/xjxE7Bgb7Co?t=169
The full video also shows the other features of the app should you require it for reference.