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It does the same search as WuInstall /search and then downloads the updates which were found. WuInstall itself does not download anything, but it triggers the Microsoft Windows Update Engine, which downloads the updates.
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3. Downloading updates to a certain directory
The download option can be extended, in order to also copy the installation packages included in the download to a certain directory (e.g. for manual installation and distribution)
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Does exactly the same as WuInstall /download, but afterwards it copies the contents of the downloaded updates (usually .exe or .msi-files) for example to c:\updates_download, from where they can be installed manually or copied and used for patching other machines
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4. Installing updates
To install the updates, you use:
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