Hello and welcome to the Fitbit Community @Tuby74
I understand you’re not receiving notifications at this time. Notifications are an issue that the Fitbit Team are aware of and addressing here: https://community.fitbit.com/t5/iOS-App/Stopped-seeing-notifications-after-updating-to-iOS-13/td-p/3...
Please pay special attention to page on of that thread and follow all the steps carefully. If you continue to experience issues please continue to watch that thread as well as posting your concerns and questions on that thread as well. If any new updates or information become available it will be posted there.
I’m sorry I can’t be of anymore help.
Best Answer