In the March release, a new notification feature was added: "New users added to a project from the Project Team tab now receive a welcome email to keep them informed and support smooth onboarding".
This feature sends an email notification, but there have been reports that this also triggers notifications when unarchiving projects or creating new projects from a project template.
Currently, there is no option to turn off this notification as it goes out even if all notifications are turned off.
MFS Investment is requesting an option be added to the org settings as a notification that can be toggled off.
Dayforce has also requested this