I had the same issue! But I solved it in a simple way and here is how for those of you still being annoyed with this permission thing. https://bit.ly/3nOdJvz
Or look up on Google or YouTube this title "HOW TO FIX APPS PERMISSIONS IN SAMSUNG SECURE FOLDER"
You can also read more about what possibly causes it in here https://insighter.today/data/how-to-fix-apps-permissions-in-samsung-secure-folder-solved-in-less-tha...