Download Zimbra 8.8 12
How to Download and Install Zimbra 8.8.12
Zimbra is a popular email, calendar, and collaboration platform that offers a rich web interface, a desktop client, and a mobile app. Zimbra can be deployed as an open source edition or a network edition with additional features and support.
download zimbra 8.8 12
Zimbra 8.8.12 is the latest version of Zimbra that was released in April 2019. It comes with several security fixes, new features, and improvements that make it more reliable, secure, and user-friendly.
In this article, we will show you how to download and install Zimbra 8.8.12 on your server, and how to enjoy its benefits.
Before you download and install Zimbra 8.8.12, you need to make sure that your server meets the following requirements:
Operating system: Red Hat Enterprise Linux 6 or 7, CentOS 6 or 7, Oracle Linux 6 or 7, Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, or Ubuntu 18.04 LTS (beta)
Hardware: At least 2 GB of RAM, 10 GB of free disk space, and a processor with SSE2 support
Network: A valid hostname, a static IP address, and access to ports 25, 80, 110, 143, 443, 465, 587, 993, 995, 7071 (admin console), and others depending on your configuration
Software: A supported version of Java (Oracle JDK or OpenJDK), a supported version of MySQL or MariaDB (if using an external database), and other dependencies depending on your platform
You also need to backup your existing data and configuration before upgrading or migrating to Zimbra 8.8.12, in case something goes wrong or you want to revert back to your previous version.
You can use the to backup and restore your data and configuration easily.
Downloading Zimbra 8.8.12
To download Zimbra 8.8.12, you need to visit the and choose the package that matches your platform and edition.
If you want to use the open source edition of Zimbra, you need to click on Zimbra Collaboration Open Source and then on Zimbra Collaboration Archives. You will see a list of available versions of Zimbra open source edition.
If you want to use the network edition of Zimbra, you need to click on Zimbra Collaboration Network Edition (Daffodil) and then on Free Trial Download. You will need to fill out a form with your details and agree to the terms and conditions to download the trial version of Zimbra network edition.
For this article, we will assume that you are using the open source edition of Zimbra on Ubuntu 18.04 LTS. Therefore, you need to download the file zcs-8.8.12_GA_3794.UBUNTU18_64.20190329045002.tgz from the Zimbra Downloads page.
After you download the file, you need to verify its integrity by checking its MD5 or SHA256 checksum. You can find the checksums on the or on the Zimbra Downloads page itself.
To check the MD5 checksum, you can use the following command:
The output should match the MD5 checksum provided on the Zimbra Downloads page, which is 9c4a9f0d6d0a3e9f1f2d854b2ebb5cd9.
To check the SHA256 checksum, you can use the following command:
The output should match the SHA256 checksum provided on the Zimbra Downloads page, which is 0b11ed6485e7a6e9d4c6f3c1d7c58b8d62c46240f640a7dfb8fbf02cc838fc88.
If the checksums match, it means that the file is not corrupted and you can proceed to install it.
Installing Zimbra 8.8.12
To install Zimbra 8.8.12, you need to unpack the downloaded file and run the install script.
To unpack the file, you can use the following command:
tar xzvf zcs-8.8.12_GA_3794.UBUNTU18_64.20190329045002.tgz
This will create a directory called zcs-8.8.12_GA_3794.UBUNTU18_64.20190329045002 in your current working directory.
To run the install script, you need to change to that directory and execute the following command as root or with sudo:
This will launch the installation wizard that will guide you through the installation process.
The installation wizard will ask you several questions about your preferences and configuration options, such as:
Do you agree with the terms of the software license agreement?
Do you want to use Zimbra's package repository?
Do you want to install all of Zimbra's packages or only some of them?
Do you want to modify any of Zimbra's default settings?
What is your domain name and admin password?
Do you want to enable any of Zimbra's optional features?
Do you want to notify Zimbra of your installation?
You can answer these questions according to your needs and preferences, or accept the default values by pressing Enter.
The installation wizard will also check your system for any missing dependencies or potential issues, and try to resolve them automatically or ask for your confirmation.
The installation process may take several minutes depending on your system and network speed.
After the installation is complete, you can access the Zimbra web client and admin console from your browser.
The Zimbra web client is a web-based email and collaboration application that allows you to manage your email, contacts, calendar, tasks, and more.
The Zimbra admin console is a web-based administration interface that allows you to manage your Zimbra server, domains, accounts, settings, and more.
To access the Zimbra web client, you need to visit
To access the Zimbra admin console, you need to visit
You will need to enter your username and password to log in to either of them.
Your username is your email address, which is usually in the format of firstname.lastname@example.org.
Your password is the one that you set during the installation process or that was assigned to you by your administrator.
Once you log in, you can start using the Zimbra web client and admin console to manage your email and collaboration needs.
You can also enable and use some of the new features of Zimbra 8.8.12, such as:
Two-factor authentication (2FA): This feature adds an extra layer of security to your account by requiring a verification code from your mobile device or another app in addition to your password.
End-to-end encryption (E2EE): This feature allows you to encrypt your email messages and attachments with a public key and a passphrase, so that only the intended recipients can decrypt and read them.
Chat and drive: This feature integrates Zimbra with third-party chat and cloud storage services, such as Slack, Dropbox, Google Drive, and more, so that you can communicate and share files with your colleagues and contacts easily.
Mobile sync: This feature allows you to sync your email, contacts, calendar, tasks, and notes with your mobile devices, such as Android, iOS, Windows Phone, and more, using the Zimbra Mobile app or the native apps on your