You can use ported nokia camera from xda to shoot time lapse videos but not slow motion. you can also use apps to convert a video to time lapse afterwards.
Thanks for being with Samsung and sharing your concern. We would like to inform you that the requested feature is not available in J7 Max device. 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#/
