Convert a document to PPTX Add documents Click here to choose files or Drop them hereUp to 50 files#Source fileSizeStatus Input format:PPT, ODP Automatically start I consent to collecting, storing and processing my data from this form according to Privacy Policy and Terms of Use.ConvertPPTX – Office Open XML PresentationFormat introductionThe Office Open XML file formats are a set of file formats that can be used to represent electronic office documents. There are formats for word processing documents, spreadsheets and presentations as well as specific formats for material such as mathematical formulas, graphics, bibliographies etc.Technical detailsThe Office Open XML file formats are a set of file formats that can be used to represent electronic office documents. There are formats for word processing documents, spreadsheets and presentations as well as specific formats for material such as mathematical formulas, graphics, bibliographies etc.