1. Click "Choose Files" button and select your PPTX files you would like converted.
2. Click on the “Convert to PPSX” button to start the conversion.
3. When the status change to “Done” click the “Download PPSX” button
To convert in the opposite direction, click here to convert from PPSX to PPTX
PPTX files were introduced as an alternative format of Microsoft PowerPoint's binary format in 2007 and replaced it. Like its predecessor, the newer pptx format includes presentations in the form of slides with graphics, text, video clips, audio tracks and effects that can be modified using charts adapted by Open XML (an industry standard adopted by Microsoft to ensure compatibility ...
Microsoft PowerPoint, commonly referred to by its file extension .ppsx, allows users to create presentations which can be shown as slide shows on a computer screen or printed for distribution. Presentations typically use templates and may contain various objects like images, audio/video files, texts tables diagrams etc that can be displayed live through presentation software such as Internet Explorer. These ...
Upload a PPTX file, click "Convert", and use additional options to quickly modify its contents before downloading the final PPSX file after processing has completed.
Our PPTX to PPSX converter works on Windows, Mac OS, Linux, iOS and Android systems alike - our servers automatically process each file without requiring you to install plug-ins or applications!
We guarantee 100%% of the privacy and have no access to your files once uploaded/converted, making them inaccessible by anyone and completely protecting them.