You could try Settings > Notifications > Lock Screen Notifications > Toggle On Show Content.
And > NotificationPop Up Style > Toggle On detailed.
If I can be of any further help then please don't hesitate. Take care. 😎
Daily Driver > Samsung Galaxy s²² Ultra 256Gb in Phantom Black.
The advice I offer is my own and does not represent Samsung’s position.
I'm here to help. " This is the way. "