You may need to set it up again. See... https://www.youtube.com/watch?v=xOsUPeFjq_w
Yes Edge lighting settings moved to Notifications (Brief or Detailed) Some discussion also here: https://eu.community.samsung.com/t5/mobile-apps-services/question-for-anyone-who-has-the-android-11-...
I do not work for Samsung or make Samsung Products but provide independent advice and valuable contributions.
My Device- S21 Ultra 5G ( SM-998B/DS ) CSC= BTU , 12GB/256GB
One Ui 5.0,Android 13 .