Batch convert large numbers of PowerPoint slide files to the new PPTX format

Compared to the older PPT format, the new PPTX format uses compression technology, resulting in smaller file sizes that are easier to store and share while maintaining content quality. Additionally, PPTX supports richer content such as complex animations, 3D models, and SmartArt, requiring the latest PowerPoint presentations for creation. Below is an introduction on how to batch convert common slide formats to PPTX, supporting PPT, PPTX, PPSX, POTX, and various other file formats.

1. Use Cases

When a large number of PowerPoint slide files require advanced features or file size optimization, we can batch convert these files to the PPTX format used in versions 2007 and later, ensuring compatibility with newer software.

2. Effect Preview

Before Processing:

After Processing:

3. Operation Steps

Open HeSoft Doc Batch Tool , select 【PowerPoint Tools】-【PowerPoint to PPTX】.

【Add Files】Add single or multiple PowerPoint slide files that need to be converted to PPTX format.

【Import Files from Folder】Import all PowerPoint slide files from the selected folder.

Imported files can be viewed below.

After processing is complete, click the save location to view the successfully converted PPTX format files.