Your user account or group membership must have the following permissions to delete a Screen unless your user account has the Make this user a Super Admin setting selected:
Screens: Delete Screens
Screens: View Screens
See the Screens permissions or ask your Administrator for assistance.
When a Screen is deleted, Process models that use that Screen in Task elements are not affected. However, that Screen can no longer be referenced from other Process models.
Deleting a Screen from the Screens page cannot be undone.