This article will explain how to change the default view in the contacts pane of 123-mail webmail.
Login to the 123-mail webmail.
Click on the Configuration icon in the main toolbar.
Click on the Contacts folder in the left hand pane.
Click on the sub folder Preferences
Click on the Default view drop down box.
Choose from either Card view or Phone list view.
Click on the Save icon to store the changes.