[dr. F.I.N.]

Попробуй через другой интерфейс GitHub
(SwitchDesktop)

Код:

MIDL_INTERFACE("f31574d6-b682-4cdc-bd56-1827860abec6")
IVirtualDesktopManagerInternal : public IUnknown
{
public:
	virtual HRESULT STDMETHODCALLTYPE GetCount(
		UINT *pCount) = 0;

	virtual HRESULT STDMETHODCALLTYPE MoveViewToDesktop(
		IApplicationView *pView,
		IVirtualDesktop *pDesktop) = 0;

	// Since build 10240
	virtual HRESULT STDMETHODCALLTYPE CanViewMoveDesktops(
		IApplicationView *pView,
		int *pfCanViewMoveDesktops) = 0;

	virtual HRESULT STDMETHODCALLTYPE GetCurrentDesktop(
		IVirtualDesktop** desktop) = 0;

	virtual HRESULT STDMETHODCALLTYPE GetDesktops(
		IObjectArray **ppDesktops) = 0;

	virtual HRESULT STDMETHODCALLTYPE GetAdjacentDesktop(
		IVirtualDesktop *pDesktopReference,
		AdjacentDesktop uDirection,
		IVirtualDesktop **ppAdjacentDesktop) = 0;

	virtual HRESULT STDMETHODCALLTYPE SwitchDesktop(
		IVirtualDesktop *pDesktop) = 0;

	virtual HRESULT STDMETHODCALLTYPE CreateDesktopW(
		IVirtualDesktop **ppNewDesktop) = 0;

	virtual HRESULT STDMETHODCALLTYPE RemoveDesktop(
		IVirtualDesktop *pRemove,
		IVirtualDesktop *pFallbackDesktop) = 0;

	// Since build 10240
	virtual HRESULT STDMETHODCALLTYPE FindDesktop(
		GUID *desktopId,
		IVirtualDesktop **ppDesktop) = 0;
};

// aa509086-5ca9-4c25-8f95-589d3c07b48a ?
MIDL_INTERFACE("a5cd92ff-29be-454c-8d04-d82879fb3f1b")
IVirtualDesktopManager : public IUnknown
{
public:
	virtual HRESULT STDMETHODCALLTYPE IsWindowOnCurrentVirtualDesktop(
		/* [in] */ __RPC__in HWND topLevelWindow,
		/* [out] */ __RPC__out BOOL *onCurrentDesktop) = 0;

	virtual HRESULT STDMETHODCALLTYPE GetWindowDesktopId(
		/* [in] */ __RPC__in HWND topLevelWindow,
		/* [out] */ __RPC__out GUID *desktopId) = 0;

	virtual HRESULT STDMETHODCALLTYPE MoveWindowToDesktop(
		/* [in] */ __RPC__in HWND topLevelWindow,
		/* [in] */ __RPC__in REFGUID desktopId) = 0;
};