The MSI file format is used to store installation information for a specific installer. It can be used by the installer on the Windows Operating System, and can also be used by a number of third-party installers.
The file is compressed and may be decompressed using a program such as 7-ZIP.
.msi File Extension
Developer:
Microsoft
什么是 msi 档案以及打开它的方法 - Microsoft Windows Installer Installation Pack
开发商:
Microsoft