This is a JSON Array for each font you want to upload to the virtual printer storage. Create a plain text file and name it to fonts.json and then write or copy/paste the following content:.Copy the ARIALUNI.TTF to the MyPrinterSettings directory.In the home dir of your Linux box, create the following directoy: MyPrinterSettings.NOTE: Download (pull) the latest ZPLPrinter Web API for Docker image if you have not done this yet. Once you have the ARIALUNI.TTF font file, copy it to the Linux box where the ZPLPrinter Web API instance will be running on.Remember that any added font remain the exclusive property of their specific owners and require a license from their owners. Be sure you download the Arial Unicode font (in some Windows systems, that font is located at c:\Windows\Fonts\ARIALUNI.TTF).The same apporach can be used to render texts when using the aforementioned Asian or any other non-resident fonts. The following steps show how to configure the ZPLPrinter Web API instance to add support for Arial Unicode TTF font for rendering texts in different languages. How to configure Custom TTF Fonts supporting Unicode CharSet NOTE: Fonts that are added to the ZPLPrinter Web API for Docker remain the exclusive property of their specific owners and require a license from their owners.