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- Searching for updates: WuInstall /search
→ searches for all available updates, either (if configured) on the internal WSUS or in the internet on the Microsoft Update Server and gives a list of the updates found - Downloading updates: WuInstall /download
→ does a search like in a), and /search and in addition downloads the updates found - Installing updates: WuInstall /install
→ does a search first, then it downloads and finally installs the updates found
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- When using a proxy, which needs authentication, the user who executes WuInstall has to have the right to access the internet via the proxy.
- When using a WSUS via proxy, the wsus WSUS should be in the proxy exception list
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There is also the /reboot-option in WuInstall (it can be used in combination with all other options). It reboots windowsWindows, after executing WuInstall, at in any case.
WuInstall /reboot
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WuInstall /search /criteria "IsInstalled=0 and Type='Software'":searches updates of the type software, which are not yet installed (default-setting when the /criteria option is not specified)
WuInstall /search /criteria "IsInstalled=1":searches all updates, which are already installed on the machine (here, the options /install or /download are obviously not applicable, they will have no effect)
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Are you using the show_progress option? This feature is not recommend for common usage. It might cause under Under certain circumstances, on some machines, it might cause problems.
It is only intended for manual testing on single machines. Please, try it without this option.
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WuInstall exits with error code 0x80240044, why?
This error code occurs when administrator privileges are necessary to perform the wanted operation. Get Make sure that you run WuInstall with an administrator user.
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