Microsoft Pinyin IME 2003 is later included in Windows Vista.

Microsoft Pinyin IME (Ver: 10.1.7600.0) is included in Windows 7.

Usually the Express/Select editions are smaller but feature only common functionalities and the standard word list.

Microsoft Office Pinyin IME 2007 is not supported by 64-bit versions of Windows.

[3] The most recent version available for use on 64-bit systems is Microsoft Pinyin IME 4.0, however the final version of Microsoft Office Pinyin IME 2010 does feature full 64-bit support.