sudo apt install flatpak
加上–user給個別使用者加入套件庫
flatpak remote-add --user --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
將套件庫加入到整個系統
sudo flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakreposudo apt install gnome-software-plugin-flatpak
Source: How to Install Flatpak on Ubuntu
#flatpak