You can start PTC Installation Assistant by running setup.exe from the root directory of either the DVD-ROM or the downloaded installation files. Other than using the default of English, you can run the Assistant in French, German, Italian, Spanish, Simplified Chinese, Traditional Chinese, Korean, Japanese, and Russian. See the next section for details. If you are starting the Assistant from a DVD-ROM, the Assistant starts automatically if your computer has autorun enabled for your DVD-ROM drive. If it does not happen, follow one of these methods: