Windows Installer 4.5 Microsoft Windows Installer 4. Rado Serial Number Search. 5 is a prerequisite for installing &dw. Additionally, depending on your operating system, you may need to install an update for Windows Installer 4.5 that contains a hotfix for a specific issue. For details, see. If you have internet access, the &dw; installer will automatically download and install the required version(s) of Windows Installer.

Alternatively, you can download the required version(s) of Windows Installer yourself for manual installation. Download links Here are the download links for Windows Installer 4.5: • • • • • • • Here are the download links for the Update to Windows Installer 4.5, which includes the hotfix for KB 958655: • •.