Hi Sai,
Syncfusion greetings.
Can you please share us a template document, it may help us to validate further and provide the appropriate solution at earliest.
Also, Please share us document editor version details.
Note: If you have any confidential data in your Word
document, please replace with some dummy data and provide us the same. We just
need your document to recreate the problem you face.
Regards,
Ajithamarlin E