Run secpol.msc Navigate to Security Setting | Local Policies | Security Options Change  Interactive Logon: Hide Last Username to Enable. Reboot.

Go to C:\Program Files\Cisco Systems\VPN Client\Profiles Copy all the *.pcf Paste those file to the new computer & reboot Will save group password but not individual

C:\Documents and Settings\All Users\Application Data\Microsoft\Network\Connections\Pbk\rasphone.pbk Copy that file to the new computer and reboot PPTP connection will be there, it does not save passwords