Use the -y option to apt-get to have it not ask. ... DEBIAN_FRONTEND=noninteractive apt-get -y upgrade ... sudo apt-get install unattended-upgrades. ... <看更多>

You need to pass some dpkg options to your commands, for instance: export DEBIAN_FRONTEND=noninteractive apt-get update && apt-get -o ... ... <看更多>

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無奈之下，只能將作業系統從Ubuntu 18.04 升級成Ubuntu 20.04 :cry: ... sudo apt-get update $ sudo apt-get upgrade $ sudo apt-get -y dist- ... ... <看更多>