Notably, Windows Installer 5.0 is not a separate application you download like a browser or a media player; it is an operating system component (specifically, msiexec.exe and supporting DLLs).
. This version is a built-in component of the operating system and is not provided by Microsoft as a separate redistributable package. learn.microsoft.com Understanding Windows Installer 5.0 Built-in Component Windows Installer 5.0 Download For Windows 10 64-bit
If you are searching for a download because you are receiving errors like "Windows Installer Service could not be accessed," try these repairs instead: Open Command Prompt as an Administrator. Type msiexec /unreg and press Enter . Type msiexec /regserver and press Enter . Notably, Windows Installer 5