You have to login with your credentials same with you have applied through pr portal, there will be a new tab of confirmation of PR on the top. You can submit ur address and photo from there.Guys, is this portal 2? Mind you I created my own portal account and never received login credentials through email.
Hello,
This email confirms that the process has been initiated for a permanent resident card application linked to your IRCC permanent residence portal account.
To monitor the status of your application and complete the required declaration, log into your portal account with your current log-in credentials.
To avoid missing our emails, check your junk or spam folder.
Thank you,