I literaly have no idea how to record a match. Which application is the best? I dont have a high end pc so... I need something optimized Im diamond trying to reach ascendant, i feel i cant improve enought without vods

Recently, a big Youtuber ‘Nosyy’ has started a series where he tries to climb from iron to radiant, with no handicap whatsoever, and using duelist in every match. But when I scroll through the comments on his videos, no one is flaming or ac...