| Subject | English | Japanese |
| comp., MS | Windows Platform Update | Windows プラットフォーム更新プログラム (End-user operating system updates that support the use of selected current release technologies on previous versions of the Windows operating system) |
| comp., MS | Windows Update | 更新プログラム (The API platform, user interface, and Web service for delivering Windows updates and applications. Users can check for and install updates, view the update history for the computer, and turn on or change automatic updating settings. Windows Update can be used by consumers through the Windows Update Web service or by corporate customers who use Windows Server Update Services to control distribution within their organization) |
| comp., MS | Windows Update for Windows Mobile | Windows Mobile 用更新プログラム (An application that performs the functions of Windows Update for Windows Mobile devices. WMDU enables the user to help keep their device protected and up to date by receiving important firmware updates automatically. The user can also check for important and optional updates manually. WMDU has 2 components: an on-device client and an OMA proxy server that mediates between Microsoft Update service and a Windows Mobile device) |
| comp., MS | Windows Update website | Windows Update Web サイト (A Microsoft Web site maintained by the Windows product group for the purpose of providing updates for core Windows components) |