解决UBUNTU update KEY错误的问题

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Run the following in your terminal, sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 3C962022012520A0 sudo apt-get update References: How do I fix the GPG error "NO_PUBKEY"? You need to replace the key (3C962022...) with the one that is displayed in the error message in the terminal.