Microsoft changed its distribution model starting with Windows 7. Because Windows Installer (MSI) is deeply integrated into the system's core, it is no longer released as a "redistributable" package.
As shown, Windows 10 already contains a version of Windows Installer that is as recent—or more recent—than anything labeled “Windows Installer 5.0.” Windows Installer 5.0 Download For Windows 10 64-bit
Remember: When it comes to core system components, trust only Microsoft’s official update channels. No third-party “download” will fix your problem—but it might create new ones. No third-party “download” will fix your problem—but it
He realized the problem wasn't a missing file, but a corrupted registration. He opened the Command Prompt, the black window appearing like a void on his screen. With practiced fingers, he typed: msiexec /unregister followed by msiexec /regserver . With practiced fingers
: Windows Installer 5.0 is included by default with Windows 7, Windows 8, and Windows 10. System Integration : It is part of the core OS files (e.g., msiexec.exe