Updating Zimbra can be a bit technical, and it is highly recommended to backup all data before proceeding. Here’s how you can upgrade Zimbra:
1. Ensure a current backup of the Zimbra data: As a precautionary measure, you should always backup your valuable data before making any significant changes to your system.
1. Check system requirements: Ensure your system fits in the requirements for the upgrade. Typically, you will need ample free disk space and compatible OS version.
1. Download Zimbra new version: Visit Zimbra’s site and download the latest version.
1. Stop Zimbra Services: Use this command to stop the Zimbra services: `zmcontrol stop`
1. Install the new Zimbra Software: You will need to install the new Zimbra software. To do this, you first need to unpack the software by using the following commands:
`tar xzvf zcs.tar.gz` `cd to-the-directory-which-unpacked` Then run the install script: `./install.sh`1. Follow the Install Wizard: The Install Wizard will guide you through the installation process, prompting you to make necessary changes from within your terminal.
1. Upgrade the Zimbra software: The upgrade process begins automatically after the install script validates system requirements and verifies that you are ready to upgrade.
1. Restart the Zimbra Services: Use this command to restart the Zimbra services: `zmcontrol start`
1. Verify the upgrade: Run `zmcontrol status` to check if all services are running. You can also check the mailbox.log for more specific service status, which is found at /opt/zimbra/log/mailbox.log on the server.
1. Consult Zimbra for help: If you are having trouble with these steps, you should consult Zimbra’s official documentation or their support service.
Remember, Zimbra is a complex piece of software. It is recommended that you are comfortable with Linux system administration before attempting these tasks.
