Unicode Tibetan is fully supported within Windows Vista - a font, keyboard, and systems support is provided out of the box. Earlier versions of Windows did not provide Unicode Tibetan support, but Windows 2000 & and Windows XP can be modified easily to provide partial support:
However, even with Vista, you might desire to use a different font for aesthetic purposes, or you might prefer an input system not provided by Microsoft. In addition, you have to determine if a given software program supports Unicode Tibetan, since not all programs support it just because the operating system supports it. Finally, you may have files using non-Unicode Tibetan fonts and want them to convert them to Unicode. Thus consult these general pages for further information: