If you would like to open MS Office documents without server-side conversion, PDFTron’s WebViewer can perform conversion and opening of DOCX, XLSX, PPTX as well as legacy formats like DOC, XLS, PPT completely client-side. You can find all the formats supported by PDFTron’s WebViewer in this guide.
PDFTron’s WebViewer uses PDFTron’s proprietary rendering engine, without reliance on open-source technologies and allows for more advanced capabilities like conversion of MS Office directly in a browser.
Please follow the guide to migrate to PDFTron’s WebViewer.
Once you have PDFTron’s WebViewer up and running you can reference the guide for opening MS Office files.