Ubuntu, Debian, Mint, Kali Linux – инсталиране на Viber, Telegram и Skype
sudo apt install flatpak sudo flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo sudo flatpak install flathub com.viber.Viber sudo flatpak install flathub org.telegram.desktop sudo flatpak install flathub com.skype.Client