If you are doing your taxes yourself, it will take
however much time it takes you to do them.
If you are talking about your refund, it will take
about 2 weeks, when you file online.
https://www.canada.ca/en/revenue-agency/services/tax/individuals/topics/about-your-tax-return/refund...
Here is how you can check on the status of your
tax return: https://turbotax.community.intuit.ca/replies/2647719