If you’ve followed the guide, the feedback box should look like the below image. You can click on Modules and choose where you want the Feedback Page to appear, whether in the Welcome to Course Module or in the Topic/Week Module.
Example of how it looks in canvas
Once the feedback has been implemented and changes made based on what was suggested, you can inform students of the improvements via a Canvas Announcement, via an email, during lectures and tutorials or even a combination of all these options. Doing so will let students know that their suggestions were noted, and appropriate changes have been made.