Check this:
https://www.canada.ca/en/immigratio...ronavirus-covid19/visitors/visa.html#existing
Send your request to this email address:
IRCC.COVID-TravelExemptions-Exemptionsdevoyage-COVID.IRCC@cic.gc.ca
Make sure you include
• your full name
• your date of birth
• if you have an application in process
• how you applied for your visa (online or by paper)
• your application number and unique client identifier (UCI)
• your passport number
• a detailed reason for travel
• the dates you plan to travel
• where you live now (current country of residence)
• your supporting documents to show you’re eligible to travel to Canada at this time (for example, the application for authorization and statutory declaration for extended family members)