=== Mac === This guide explains how to install the **IBM Envizi Emissions API** add-in from an XML manifest file on **macOS**. 1. Open `Finder` 2. On the top menu bar, click `Go` 3. From the drop down menu that appears, click `Go to folder` .. code-block:: none /Users//Library/Containers/com.microsoft.Excel/Data/Documents .. note:: - should be replaced with the name of your Mac user 4. If the `wef` folder does not exist, right-click and create a folder called `wef` 5. Click on the `wef` folder to enter it 6. Place your downloaded `manifest.xml` file in the `wef` folder .. image:: _images/placing-wef-file.png :alt: Placing manifest file in Mac directory :align: center After successfully placing the manifest file, the add-in will appear in the Developer Add-in section. .. image:: _images/developer-add-in.png :alt: Developer Add-in in Excel :align: center For more information please see the `Microsoft 365 Office Add-in Mac `_ documentation for Mac. Troubleshooting --------------- - **Add-in not appearing** - Make sure the manifest file is placed in the correct directory - Ensure Excel has been restarted after placing the manifest file Next Steps ---------- After installation, please refer to the :doc:`Calculation Mode Tip ` section for optimizing your Excel configuration. Please follow :doc:`Usage ` documentation for next steps.