How do I upload a file to my Assignment submission?
Make sure you know where your file is saved before you submit your assignment.
Click the Submit Assignment link to open the submission window.
Add Another File
Upload a Google Doc
You can also upload a Google Doc to your assignment. Select the file you wish to upload by clicking on the title.
Note: Before you can submit assignments from Google Docs, you need to authorize Canvas to access your Google Docs account.