# Convert POTX to PPTX in Node.js

> Convert POTX to PPTX in Node.js. Use the Node.js API to convert POTX files to PPTX files.

Source: https://products.aspose.com/slides/nodejs-java/conversion/potx-to-pptx/
Updated: 2026-07-13



## Convert POTX to PPTX in Node.js

[**Aspose.Slides for Node.js via Java**](/slides/nodejs-java/) lets developers create, read, edit, and convert presentation files in Node.js applications. You can load a `POTX` file with the `Presentation` class and export it to a `PPTX` file by using the presentation API.

## Convert POTX to PPTX using Node.js

To convert `POTX` to `PPTX`, create a `Presentation` from the source file and export it to a `PPTX` file.

### Node.js code to convert POTX to PPTX

```javascript
const presentation = new aspose.slides.Presentation("sourceFile.potx");
try {
    presentation.save("output.pptx", aspose.slides.SaveFormat.Pptx);
}
finally {
    presentation.dispose();
}
```

## How to convert POTX to PPTX using Aspose.Slides for Node.js via Java API

To convert POTX to PPTX using Aspose.Slides for Node.js via Java, import the package, load the source file, and export it in the required format.

Install [**Aspose.Slides for Node.js via Java**](/slides/nodejs-java/).

Import the `aspose.slides.via.java` package in your Node.js project.

Load the source `POTX` file with the `Presentation` class.

Call the `save` method with the output file path and `SaveFormat.Pptx`.

## Convert POTX to Other Supported Formats

- [POTX TO PPT](/slides/nodejs-java/conversion/potx-to-ppt/)
- [POTX TO PDF](/slides/nodejs-java/conversion/potx-to-pdf/)
- [POTX TO HTML](/slides/nodejs-java/conversion/potx-to-html/)
- [POTX TO PNG](/slides/nodejs-java/conversion/potx-to-png/)
- [POTX TO BMP](/slides/nodejs-java/conversion/potx-to-bmp/)
- [POTX TO JPG](/slides/nodejs-java/conversion/potx-to-jpg/)
- [POTX TO FODP](/slides/nodejs-java/conversion/potx-to-fodp/)
- [POTX TO GIF](/slides/nodejs-java/conversion/potx-to-gif/)
- [POTX TO ODP](/slides/nodejs-java/conversion/potx-to-odp/)
- [POTX TO OTP](/slides/nodejs-java/conversion/potx-to-otp/)
- [POTX TO POT](/slides/nodejs-java/conversion/potx-to-pot/)
- [POTX TO POTM](/slides/nodejs-java/conversion/potx-to-potm/)
- [POTX TO PPS](/slides/nodejs-java/conversion/potx-to-pps/)
- [POTX TO PPSM](/slides/nodejs-java/conversion/potx-to-ppsm/)
- [POTX TO PPSX](/slides/nodejs-java/conversion/potx-to-ppsx/)
- [POTX TO PPTM](/slides/nodejs-java/conversion/potx-to-pptm/)
- [POTX TO SVG](/slides/nodejs-java/conversion/potx-to-svg/)
- [POTX TO TIFF](/slides/nodejs-java/conversion/potx-to-tiff/)