You can install the optional component for backward-compatible document libraries on a computer that has Microsoft Office SharePoint Portal Server 2003 installed or on a computer without SharePoint Portal Server installed.
The product key is located on the back of your SharePoint Portal Server CD case or on your Certificate of Authenticity. If the number you type is not accepted, check the following:
Note If you are installing the optional components on a server that already has SharePoint Portal Server installed, you cannot choose the location for the program files. If you are installing the optional components on a server that does not have SharePoint Portal Server installed, you can choose the location for the program files.
You can change the installation location for these files by clicking Change Folder.
SharePoint Portal Server also installs additional required files on the operating system drive. Click Disk Information for information about the amount of disk space required and the amount remaining. If there are existing files in the installation paths, setup removes these files.
The path must meet the following restrictions:
A message that lists services that will be stopped appears.
The Component Progress page appears.
You might be prompted to restart your computer.
After the setup wizard completes the setup, you must perform the following steps to make the optional document library component functional.