Students can log into Canvas via the Portal's (my.calpoly.edu) > Single Click - Canvas link. If your instructor says they are using Canvas, click on the link to open the Dashboard. If the course is "published" then you will see the course card displayed.
On Campus Support via the CTLT
The Center for Teaching, Learning & Technology (CTLT) provides online resources (http://canvassupport.calpoly.edu) and email support (M-F: 8-5 email@example.com).
Canvas Support Resources