摘要：
One problem with using an MSI installer for installing a WPF application is the difficulty in updating the deployed application. If a WPF application is installed using an MSI installer and a new version becomes available, the user may have to uninstall the previous version before installing the new one. If the user does not have administrator privileges, then he might not be able to continue installation. A system administrator will have to facilitate the installation. This could be manageable 阅读全文