See the following images on how to print and/or save a file (including your patterns) from the Knit Camp app. Additionally, you may have specific settings in your device that influence what happens when a file is downloaded. Because of that, you can also send the file to your email if it's easier for you to access and print from there.
To print from an iPhone:
Step One:
Step Two:
Step Three:
To print from an Android:
Step One:
Step Two:
Step Three:
(to save, select Save a Copy)