Good day,

Let's check your QuickBooks Community profile settings to turn off the notifications. You can follow these steps:

1. Click your profile's avatar and select My profile.
2. Hit the Edit link and select Subscriptions & Notifications.
3. From the Notification Settings tab, check all the notification options.
4. Select Save.

Additionally, please reach out to our Customer Support Team so they can investigate it further. They can check all possible reason so this will be resolved as soon as possible. You may follow the steps shared by KlentB.

I'll be here if you have more questions. Have a great day!