> For the complete documentation index, see [llms.txt](https://ptkyoku.gitbook.io/localflow-translate-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ptkyoku.gitbook.io/localflow-translate-docs/getting-started/initial-setup.md).

# Initial Setup

1. Install the **Google Sheets API** (required for Google Sheets integration).
   * Navigate to **Window → PTX → LocalFlow → Google Sheets API → Install API**.
2. Install **TextMesh Pro** from the Unity **Package Manager**.
   * This is required for generating and updating TMP fonts.
3. Open the **Translation** window.
   * Navigate to **Window → PTX → LocalFlow → Translation**.
4. Enter your **DeepL API key**, then click **Validate Key** to verify that it is valid.

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After completing these steps, the **Translation** window should open successfully, and your **DeepL API key** should be validated.