Support FAQs

Here you can find the list of functions supported by our components and please check the related products for the detailed information. Every page contains short descriptions of some features. If you cannot find the information you want, please contact us on to Request free customized demo just for you.

For technical questions while using our components, please contact us on Please list the below information in your message, it may help us to reproduce your issue quickly and offer the solution to you.

Dll file list (name + version)

for example:
  • Spire.Doc.dll v4.9.32.3040
  • Spire.License.dll v4.9.32.3040
  • Spire.Pdf.dll v2.8.86.3040

Operation System

for example:
  • Windows 7 Enterprise Edition SP1 x64
  • Regional and Language Options

Project can reproduce the issue

All code about this problem, a simple project which can reproduce this problem will be better.

Test Document or Test data

Please provide your test document to us if convenient, it may help us reproduce your issue quickly. We promise to keep your document confidential and we will not use it for any other purpose. Besides, you could also remove the security data of your document and then send it to us.