Yes. Duo multi-factor authentication is required for SUNY Plattsburgh accounts. The verification methods and prompts available to you depend on campus policy and the service you are using.
If you cannot use a compatible phone or other offered method, contact ITS to discuss an available alternative. Do not share your account or another person's verification device to work around enrollment.
Contact the ITS Helpdesk at 518-564-4433, helpdesk@plattsburgh.edu, or Feinberg 106.