I think its mainly taking the physical applications into account. Like discussed in previous comments, the resources for online applications seems to be really small. Online applications will keep lagging behind further in terms of receiving AOR, until they put more resources to catch up.IRCC updated their status page:
Wait until you receive your AOR
Last updated: March 9, 2021
We’re now sending AOR letters or emails for applications received
the week of December 31, 2020
If you still haven’t received your AOR, your application may be
I'm starting to get concerned as I applied online in February, while we still have people in here that are waiting for AORs for their online applications.
- taking longer for us review due to COVID-19
- incomplete and on its way back to you, or
- going through further review before we start processing it
Is anyone going to follow up with IRCC through the webform and attach their saved copy?
But I am still optimistic because the small delay in AOR shouldn't matter as long as we get the test invites within a month of getting the AOR