Export contacts in Roundcube webmail client
Roundcube is an open source and web-based IMAP email client. Unfortunately, SquirrelMail does not support importing contacts at this time. However, you can temporarily use Horde or Roundcube webmail client to import the contacts, and then switch back to SquirrelMail. The following steps are about to export contacts in Roundcube webmail client.
Step 1 Login to Roundcube Webmail client.
Step 2 Click the icon ‘Address book’ from the list of menus on the top.
Step 3 Then it displays a list of menus.
Step 4 Now click the Export button to export the contacts.
Step 5 Now the file will be downloaded and saved on a local machine.