How to Install and Uninstall postfix Package on Ubuntu 20.04 LTS (Focal Fossa)

Last updated: May 06,2024

1. Install "postfix" package

Here is a brief guide to show you how to install postfix on Ubuntu 20.04 LTS (Focal Fossa)


    
        
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                sudo apt update
            
                    
    
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                sudo apt install
            
                        
                postfix
            
                    
    
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2. Uninstall "postfix" package

Please follow the guidelines below to uninstall postfix on Ubuntu 20.04 LTS (Focal Fossa):


    
        
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                sudo apt remove
            
                        
                postfix
            
                    
    
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                sudo apt autoclean && sudo apt autoremove
            
                    
    
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3. Information about the postfix package on Ubuntu 20.04 LTS (Focal Fossa)

Package: postfix
Architecture: amd64
Version: 3.4.13-0ubuntu1.4
Priority: optional
Section: mail
Origin: Ubuntu
Maintainer: Ubuntu Developers
Original-Maintainer: LaMont Jones
Bugs: https://bugs.launchpad.net/ubuntu/+filebug
Installed-Size: 4477
Provides: default-mta, mail-transport-agent
Depends: libc6 (>= 2.14), libdb5.3, libicu66 (>= 66.1-1~), libsasl2-2 (>= 2.1.27+dfsg), libssl1.1 (>= 1.1.1), debconf (>= 0.5) | debconf-2.0, netbase, adduser (>= 3.48), dpkg (>= 1.8.3), lsb-base (>= 3.0-6), ssl-cert, cpio, e2fsprogs
Recommends: python3, ca-certificates
Suggests: procmail, postfix-mysql, postfix-pgsql, postfix-ldap, postfix-pcre, postfix-lmdb, postfix-sqlite, sasl2-bin | dovecot-common, libsasl2-modules | dovecot-common, resolvconf, postfix-cdb, mail-reader, ufw, postfix-doc
Conflicts: mail-transport-agent, smail
Replaces: mail-transport-agent
Filename: pool/main/p/postfix/postfix_3.4.13-0ubuntu1.4_amd64.deb
Size: 1201988
MD5sum: b80ab60682406507e56e644772af3d50
SHA1: b045a223c2578b6129e3b9875ba4bc8165e27387
SHA256: 1ccbcb4c24d3837c6d1a9582143191de2f8ccdb171812b580048f2247d1dd3b2
SHA512: 9b74022c3db15ad616a34f85c5152f588984b38e3ca01b1d83157df348810ba507d18f2cc7284e602c2cfea4b76e91f3f279f0a9fb77d865c414d3417d18c9e3
Homepage: http://www.postfix.org
Description: High-performance mail transport agent
Description-md5: 98656fbf1bb45b53edd367037a2e5a90
Task: mail-server

Package: postfix
Architecture: amd64
Version: 3.4.10-1ubuntu1
Priority: optional
Section: mail
Origin: Ubuntu
Maintainer: Ubuntu Developers
Original-Maintainer: LaMont Jones
Bugs: https://bugs.launchpad.net/ubuntu/+filebug
Installed-Size: 4433
Provides: default-mta, mail-transport-agent
Depends: libc6 (>= 2.14), libdb5.3, libicu66 (>= 66.1-1~), libsasl2-2 (>= 2.1.27+dfsg), libssl1.1 (>= 1.1.1), debconf (>= 0.5) | debconf-2.0, netbase, adduser (>= 3.48), dpkg (>= 1.8.3), lsb-base (>= 3.0-6), ssl-cert, cpio, e2fsprogs
Recommends: python3, ca-certificates
Suggests: procmail, postfix-mysql, postfix-pgsql, postfix-ldap, postfix-pcre, postfix-lmdb, postfix-sqlite, sasl2-bin | dovecot-common, libsasl2-modules | dovecot-common, resolvconf, postfix-cdb, mail-reader, ufw, postfix-doc
Conflicts: mail-transport-agent, smail
Replaces: mail-transport-agent
Filename: pool/main/p/postfix/postfix_3.4.10-1ubuntu1_amd64.deb
Size: 1197944
MD5sum: 0bcfd08016f1d756a56be377abec7b38
SHA1: c310e97c116df70ce9cbaf00d10743b3a118e941
SHA256: 50ccbd35955890bb412ae9db1b6e0cd08ba462b7c6d2cd3c2f5fdc0f30273acb
Homepage: http://www.postfix.org
Description: High-performance mail transport agent
Description-md5: 98656fbf1bb45b53edd367037a2e5a90
Task: mail-server