click on the cart next to SAP logon 720 on the top left.
Click options
Under SAP Logon Options
Click local configuration files
Connection is the one you are looking for.
Locate its path on your OS Level. and replace it with someone else's ini file on your OS level.
Or you can just edit that file and add entries to it.
and then Save and launch SAP logon pad again.
You will find the new entries.