IUpdate::IsMandatory property
Gets a Boolean value that indicates whether the installation of the update is mandatory.
This property is read-only.
Syntax
HRESULT get_IsMandatory(
[out] VARIANT_BOOL *retval
);
Property value
VARIANT_TRUE if the installation of the update is mandatory; otherwise, VARIANT_FALSE.
Error codes
Returns S_OK if successful. Otherwise, returns a COM or Windows error code.
Remarks
If you try to mark a mandatory update as hidden, an error occurs.
Mandatory updates are updates to the Windows Update Agent (WUA) infrastructure. WUA may not require all mandatory updates to continue operating. However, these updates frequently improve performance or increase the number of products that WUA can offer. We recommend that you install all mandatory updates.
Requirements
Minimum supported client |
Windows XP, Windows 2000 Professional with SP3 [desktop apps only] |
Minimum supported server |
Windows Server 2003, Windows 2000 Server with SP3 [desktop apps only] |
Header |
Wuapi.h |
IDL |
Wuapi.idl |
Library |
Wuguid.lib |
DLL |
Wuapi.dll |