Remove Personal Information Tab on Horde Webmail (the old webmail)

1. Go to the root directory of horde webmail
2. Edit the file config/prefs.php
3. Comment the lines stated below:

/**

$prefGroups['identities'] = array(
    'column' => _("Your Information"),
    'label' => _("Personal Information"),
    'desc' => _("Change the name and address that people see when they read and reply to your emails."),
   'members' => array('default_identity', 'identityselect', 'deleteidentity',
                       'id', 'fullname', 'from_addr')
);
**/


4. Save the file then checked on webmail.