> For the complete documentation index, see [llms.txt](https://docs.powerpointgeneratorapi.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.powerpointgeneratorapi.com/examples/chart/change-font-settings.md).

# Change font settings

1. Select the shape by `name` you want to modify. See [here](/knowledge-base/finding-shape-names.md) to find shape names.
2. Under `settings`, insert desire font under `chartFont` and font size under `chartFontSize`

Reference:

Download: [input.zip](https://drive.google.com/uc?export=download\&id=1rjLJisx063Urb8Fo66mBmXieeLZ2gqMc) | [output.pptx](https://drive.google.com/uc?export=download\&id=1sizwBYW4Cz7D81-amJJfrqpfEPbtI9Pz)

{% columns %}
{% column width="41.66666666666667%" %}

<figure><img src="/files/goIA42AdyjO2njmqPRuv" alt=""><figcaption></figcaption></figure>

***

<figure><img src="/files/4OazwN46qjIWjrt5fZ36" alt=""><figcaption></figcaption></figure>
{% endcolumn %}

{% column width="58.33333333333333%" %}

```json
{
  "presentation": {
    "template": "template.pptx",
    "export_version": "Pptx2010",
    "slides": [
      {
        "type": "slide",
        "slide_index": 0,
        "shapes": [
          {
            "name": "Chart 1",
            "settings": {
              "chartFont": "Trebuchet MS",
              "chartFontSize": 30
            }
          }
        ]
      }
    ]
  }
}

```

{% endcolumn %}
{% endcolumns %}