Jadi langkah selanjutnya adalah jangan install Webmin dulu . Perbaiki repo dulu, lalu cek gnupg , baru lanjut install Webmin. Jalankan ini persis: cat > /etc/apt/sources.list <<'EOF' deb http://deb.debian.org/debian bookworm main contrib non-free non-free-firmware deb http://deb.debian.org/debian bookworm-updates main contrib non-free non-free-firmware deb http://security.debian.org/debian-security bookworm-security main contrib non-free non-free-firmware deb http://deb.debian.org/debian bookworm-backports main contrib non-free non-free-firmware EOF apt clean apt update apt install -y wget curl gnupg ca-certificates apt policy gnupg Kalau sudah benar, output apt policy gnupg harus bukan : Candidate: (none) Kalau sudah muncul versi kandidat, lanjut: wget -O /root/webmin-setup-repo.sh https://raw.githubusercontent.com/webmin/webmin/master/webmin-setup-repo.sh sh /root/webmin-setup-repo.sh apt update apt install -y webmin systemctl status webmin ss -lntp | grep...