Canvas page opens on my Mac, but why won't it won't open in the iPad Student App?

I have copied a course I created from last school year and am resuing it. I have created some pages and duplicated the pages on a module. I would like students to access these pages on their iPads, b...

I cannot upload any files from iPad into Canvas Student app

This error message happens every time that I try to submit anything into an assignment on the student app. I already know how to upload items, but the files fail to upload every time. I'm trying...