| curl -fsSL https://hosseinseilani.github.io/predator-updater-ppa/KEY.gpg | sudo gpg –dearmor -o /etc/apt/trusted.gpg.d/predatos-os.gpg |
| echo “deb [arch=amd64] https://hosseinseilani.github.io/predator-updater-ppa ./” | sudo tee /etc/apt/sources.list.d/predator-os.list |