For those who, like myself, submitted (sending) the papers application to Ottawa and be received by April 19- May 25-ish, we kind of receive the updates on May 31 - June 3
Take a look at the timeline prepared by the good member here to see what are others' timeline...
https://docs.google.com/spreadsheets/d/1B_YAyszLcUxbfe0ur7WPZRPJ0y2COpRJSt8Ce19yrhI/edit#gid=761650616
my application received at Ottawa on 23rd April but , not able to see any updates on CIC or not received any AOR via email