UnregisterDeviceNotification function (winuser.h)

Closes the specified device notification handle.

Syntax

BOOL UnregisterDeviceNotification(
  [in] HDEVNOTIFY Handle
);

Parameters

[in] Handle

Device notification handle returned by the RegisterDeviceNotification function.

Return value

If the function succeeds, the return value is nonzero.

If the function fails, the return value is zero. To get extended error information, call GetLastError.

Requirements

Requirement Value
Minimum supported client Windows XP
Minimum supported server Windows Server 2003
Target Platform Windows
Header winuser.h (include Windows.h)
Library User32.lib
DLL User32.dll
API set ext-ms-win-ntuser-misc-l1-1-0 (introduced in Windows 8)

See also

Device Management Functions

Device Notifications

RegisterDeviceNotification

WM_DEVICECHANGE