OBS studio on UBUNTU
https://flathub.org/setup/Ubuntu
sudo apt install flatpak
sudo apt install gnome-software-plugin-flatpak
flatpak remote-add --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo
Restart To complete setup, restart your system.
https://flathub.org/apps/com.obsproject.Studio
flatpak install flathub com.obsproject.Studio
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more:
Install VLC
sudo apt update
sudo apt install vlc