Q. I am going to upgrade and I want to make sure that installation will not overwrite my existing setup and configuration.
The setup and configuration information is stored in authxdb.adb in
the installation directory (authxISPData/*.adb for ISP versions).
So long as you uninstall and reinstall to the original installation directory, your configuration will be preserved.
If you are using WebQuota and have set additional IP Addresses in Options/AOL-Limit-Logins,
you need to copy the machine's list of IP Addresses out of the registry, using regedt32.exe, here:
Also see upgrading