Thank you for being with Samsung and sharing your concern.We would like to inform you that secure folder is not available in your device. We have noted down your feedback. Any update in this regard will be conveyed to you through various means of communication. We highly appreciate your suggestion as it will assist us in becoming better at what we do. Be sure to hit ♡ when you find an answer that works for you.For Further assistance, you can get in touch with us via Live Chat option by following- http://livechat.support.samsung.com/Customer_new/IN. You can also connect us via Samsung Members web community by following mentioned url-https://community.samsungmembers.com/en_IN#/
