Windows Installer -

: Reinstalling or repairing specific features rather than the entire application if files become corrupt.

When authoring an installation package , developers define features in the Feature Table of the MSI database. This allows for: Windows Installer

For managing built-in (like Hyper-V or WSL) rather than application features, administrators typically use tools like DISM or PowerShell cmdlets like Install-WindowsFeature . Windows Installer Features - Win32 apps - Microsoft Learn : Reinstalling or repairing specific features rather than