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You don't need a visa for your visit to Canada : Check this link : https://www.canada.ca/en/immigration-refugees-citizenship/services/visit-canada/entry-requirements-country.html You have : 6 months and the eTA is required if arriving by air.
Here is more information about the eTA if you need one : https://www.canada.ca/en/immigration-refugees-citizenship/services/visit-canada/eta/apply.html