RoundCube Webmail is an interface to your email system through the web and is available as an alternative to the Horde IMP for users on the Postfix mail servers. It has all the functionality you would expect from a modern email client, address book, folder manipulation, message searching and spell checking. RoundCube Webmail client is fast, easy to use, and has a light and simple interface.

This article covers the following topics:

Note: Such mailbox settings as mail forwarding, statistics, spam filtering, and resetting mailbox password are available in My Services.

Logging in

To log into RoundCube go to or use a direct link Mailbox aliases cannot be used to log into RoundCube, but domain aliases can.


When you have finished your webmail session, it is essential that you click on the Logout button to terminate your connection to your inbox and mail folders and then exit from the browser. Closing down the browser window alone is not sufficient and leaves your email session still active.

Deleting messages

To delete a message, highlight it and select Move messages to trash or drag and drop it into Trash.

To delete all messages, apply All action and then select Move messages to trash button.

To purge items in Trash folder, select the folder and apply the Empty action from the bottom of the left frame.

Items in Trash folder can be purged automatically on logout: Settings > Server Settings > Clear Trash on logout.

Note: Compact action is supposed to permanently delete messages marked as Deleted. Since in our installation messages are being deleted right away, the Compact action does not do anything.

Creating folders

To create a new folder, go to Personal Settings > Folders > enter the folder name > Create.


Note: All folders on Postfix mail server are subfolders of Inbox.

Using Search

When entering a search string RoundCube will search in subject and from headers only by default. Specific searching is available. Just precede the word to search for with one of the following keywords: from, to, cc, subject or body or check a corresponding box.


Creating a signature

To set up a signature, navigate to Personal Settings > Identities > type in your signature > Save.


Using address book

To choose a contact from your address book when composing a message, start typing its name or address and it will show up among suggested contact:


Changing view

To change the number of messages displayed on one page, navigate to Personal Settings > Preferences > User Interface > set the desired number of rows > Save.