Thank you for sharing your concern. We would like to inform you that Samsung neither recommend nor provides downgrading procedure of OS in device after an update. You can only update your device using smart switch or FOTA. 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#/
