Windows Installation Instructions
Download this installer file to your hard drive. Uninstall your current 12.x version using the Add/Remove Programs control panel. Double click on the file you downloaded. This will start the installation. This is a complete install of the ChemBioDraw application. Use your original 12.0 serial number to activate, if prompted. Windows XP users, please note: Windows XP SP2 is no longer supported, you must upgrade to Windows XP SP3.