Welcome @Richard
Have you checked your personal notifications, more specifically your default notification settings
Usually the bell icon has delays in the notification receiving more than email. What is your notification scheme for the project, more specifically You are assigned to a work item action?
You must be a registered user to add a comment. If you've already registered, sign in. Otherwise, register and sign in.
i received the email in 5 mins. but it has been 2 hours but no notification in bell icon.
I am tagged in the comments of the work items / tagged in confluence page. Usually the notification is almost instant
You must be a registered user to add a comment. If you've already registered, sign in. Otherwise, register and sign in.
You must be a registered user to add a comment. If you've already registered, sign in. Otherwise, register and sign in.