Windows Installer File Name Extensions
The following file name extensions are used with the Windows Installer.
| Extension | Description |
|---|---|
| .msi | Windows Installer Database. |
| .msm | Windows Installer Merge Module. |
| .msp | Windows Installer Patch. |
| .mst | Windows Installer Transform. |
| .idt | Exported Windows Installer Database Table. |
| .cub | Validation module. |
| .pcp | Windows Installer Patch Creation File |
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