Click the title of the assignment
To upload a file from your computer, click the Choose File button . When the file window appears, locate and click the name of the file. At the bottom of the window, click the Choose or Browse button (depending on your browser).
To upload a file you already uploaded to Canvas, click the Click here to find a file... link . The file list will expand. Click the name of the file.
If you have access to upload a file from Google Drive, you can submit a Google file by clicking the Google Doc tab .
Add Another File
If you need to upload another file, click the Add Another File link.
Note: You can only upload additional files from your computer.
View the confirmation of your assignment submission.
For more information, view the Canvas resources for How do I submit an online assignment?