I had a J5 before this and multi snap worked on it. I could hold down the snap button and it took videos up to one minute long but on my J7 Pro, even when I try to hold down the button, the video stops after 10 seconds. Please help.
Read more: https://samsungus.org/qa/how-do-i-multi-snap-on-snapchat-on-samsung-galaxy-j7.html