Hi Prasanthi,
Can't open the PDF and Excel files in the
Syncfusion document editor and
The document editor supports the following formats for importing:
DOCX, DOTX, DOC, DOT, HTML, SFDT, TXT, DOCM,
DOTM, RTF, and XML
https://ej2.syncfusion.com/javascript/documentation/document-editor/overview#key-features
Regards,
Selvaprakash K