I tested the issue in different Aspose Words versions including the latest (v16.7) and they all have this issue not resolved. Effectively Aspose Words cannot be used when there are Thai characters involved.
Hi Allan,
Thanks for your inquiry. Please note that Aspose.Words requires TrueType fonts when rendering documents to fixed-page formats (JPEG, PNG, PDF or XPS). You need to install fonts on the machine where you're converting documents to Pdf. Please refer to the following article:
If you still face problem, please embed the fonts inside your input document and share it here for testing. We will investigate the issue on our side and provide you more information. To embed a TrueType font in a saved document in Microsoft Office Word 2013, follow these steps:
- First, select the File option from the Word ribbon at the top of the screen.
- From the options bar on the left-hand side, choose Options.
- A Word Options window will come up. Select the Save option from the banner on the left-hand side.
- Under Preserve fidelity when sharing this document select the check box next to Embed fonts in the file. Then click OK.