- call 1-800-206-7218, Monday to Friday from 8:30 am to 4:30 p.m. local time, and press "0" to speak to a representative; or
- go to a Service Canada Centre.
https://sr-ds.powerappsportals.com/caseintakeen/
https://www.canada.ca/en/employment-social-development/corporate/notices/coronavirus.html#web-notice