Are you trying to link your application. Viewing on Ecas is different from linking your application to your GCKey/online account.Hi,
I got the AOR on 5th Feb 2021 but I am not able to view online status on ECAS - Client Tool yet. How many days will it take to get it displayed online?
https://services3.cic.gc.ca/ecas/security.do?app=ecas&lang=en
https://www.canada.ca/en/immigration-refugees-citizenship/services/application/account/link-paper-online.html