If you use Windows XP or below you can go to Start > Control Panel > Add or Remove Programs. In the Currently installed programs box, click on the CORD8win program and then click Remove.
If you have Windows Vista or above you need to go to Start > Control Panel > Programs > Programs and Features. Select the CORD8win application and click on Uninstall.
After that, download a new copy of the application, save the file to your computer and double-click on the installer. Select English from the drop-down list, click OK and follow the instructions.