How to install Claws Mail on Ubuntu

Claws Mail is a free and open-source email client for BSD, Linux, Mac OS, Solaris, Unix, Windows. You can add some extra features by adding RSS aggregator and calendar plugins. It supports SSL over POP3, SMTP, IMAP4rev1 and NNTP protocols. It provides threaded display, multiple MH folder, Filtering, External editor support. You can configure multiple accounts in Claws Mail. Some other important features are addressbook, automated mail checking, User-defined headers and colour labels. It is lightweight and user-friendly.

Install Claws Mail on Ubuntu

Claws mail is available in Ubuntu default repository. you can directly install it via command-line terminal application. Open terminal software (ctrl+alt+t) and run below commands one by one to install it.

sudo apt update
sudo apt install claws-mail

After the installation you can open it via below command.

claws-mail

That’s it.

For Ubuntu 17.10 and older

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To install Claws Mail on Ubuntu, open your terminal app and run (type and enter) the below command to add it’s PPA.

sudo add-apt-repository ppa:ubuntuhandbook1/claws-mail

Type your Ubuntu password. Then press the enter key. This will add the Claws Mail’s PPA on your Ubuntu system. Then run the below command.

sudo apt-get update

After that type the below command and press enter key to install Claws Mail email client on Ubuntu.

sudo apt install claws-mail

Type Y and press the enter key to confirm the installation. After the successful installation of Claws Mail email client restart your ubuntu computer. And type Clows Mail in the search field. Then click Clows Mail to open it.

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This Post Has 4 Comments

  1. John Phillips August 8, 2021 Reply

    That repo doesn’t have a release file, Ubuntu locks it out.

  2. Souf June 7, 2019 Reply

    Addition to previous comment: There is also a statement that Auto configure Failed. No service record found.
    –doug

  3. Doug June 7, 2019 Reply

    This leaves out the important parts that Thunderbird can do for itself. (I dislike the present version of Thunderbird, that’s
    why I’m looking for a replacement.) I assume I have a pop3 service, but I don’t know for sure. And I have no idea what
    some of the other inputs are: Server for receiving: ? Name of account ? (It seems to want Account 2. SMTP server (send) ? Password–does it want my Kubuntu password, or the mailserver password? The mailservice is optonline.net

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