安装：sudo apt install flatpak添加：flatpak remote-add --if-not-exists flathub https://flathub.orgrepo/flathub.flatpakrepo 注销或重启生效。安装示例：flatpak install blender
sudo apt install flatpak
flatpak remote-add --if-not-exists flathub https://flathub.orgrepo/flathub.flatpakrepo
flatpak install blender