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    Product Registration Help

    To access purchased content or to download files from the Companion Website, you will need to create an account and register your product.
    Sign in to an existing account or register a new Cheng & Tsui account and enter your product key exactly as it appears.

    (Note: Some products will require you to answer a validation question instead of entering a product key.)

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Installing Chinese in macOS

  1. Open System Preferences. Select "Keyboard," then select "Input Sources."
  2. Click the "Add" button, select "Chinese, Simplified" (or "Chinese, Traditional"), select "Pinyin - Simplified" (or "Pinyin - Traditional"), then click "Add."
  3. Close the System Preferences window.
  4. On the desktop, there should be a flag icon in the upper right corner of your screen. Click on the icon to slect your input method. You can now select simplified Chinese or traditional Chinese.

For help with setting additional preferences, please consult this article.