1. Login to your Zimbra email account.
1. Click on the “Preferences” button at the top right of the page.
1. Select “Out of Office” from the list on the left.
1. Click on the “Send auto-reply message” checkbox. This will allow you to enable or disable your auto-reply message.
1. In the “Auto-Reply Message” box, create a message that you want your contacts to receive. You can adjust this to fit your specific needs.
1. In the section “Auto-Reply Duration”, specify a start and end date for the automatic responses.
1. If you want to send a different message to external senders, tick the checkbox “Different message to external senders” and write your message.
1. Click “Save” in the top left corner to save your changes.
Now, anyone who emails you will receive the message you wrote in the “Auto-Reply Message” box, for the duration you have specified. After the end date, the automatic response will be disabled.
Remember, this will only work as long as you’re logged into your Zimbra account. If you log out of your account or shut off your computer, the automatic reply will stop.