//기존에 ffmpeg-4 레포가 있다면 없애주고 sudo add-apt-repository --remove https://ppa.launchpadcontent.net/jonathonf/ffmpeg-4/ubuntu sudo add-apt-repository ppa:ubuntuhandbook1/ffmpeg6 sudo apt update sudo apt install ffmpeg ffmpeg --version // df -h
https://ubuntuhandbook.org/index.php/2023/03/ffmpeg-6-0-released-how-to-install-in-ubuntu-22-04-20-04/