Here are some similar threads that may help you @Reema bhatia
galaxy-s21-series/samsung-pay-quot-secure-keypad-is-opening-quot-soft-lock.
galaxy-s21-series/samsung-pay.
You could also try clearing the apps cache in settings, apps, Samsung Pay, Storage, clear cache and or soft reboot by turning the phone off and on.
You may want to consider using Google Pay in the interim.
Daily Driver > Samsung Galaxy s²⁴ Ultra 512Gb ~ Titanium Black.
The advice I offer is my own and does not represent Samsung’s position.
I'm here to help. " This is the way. "
