The permanent resident visa is issued on your passport by a Canadian Embassy so that you can land in Canada and become a permanent resident. After that you do not need it, since you will get issued a Permanent Resident Card.
A permanent resident is someone who has been issued a permanent resident visa by the Canadian government and has landed in Canada, but is not a Canadian citizen.
set-the-data-free OP t1_itt7l5z wrote
Reply to comment by gumol in [OC] COVID 19 Effect on Issuing Canadian Permanent Residents Visas for Top 10 Source Countries by set-the-data-free
The permanent resident visa is issued on your passport by a Canadian Embassy so that you can land in Canada and become a permanent resident. After that you do not need it, since you will get issued a Permanent Resident Card.