Configure the custom fonts as shown in the following steps.
Place the required font file in the following location.
{Installed Location}\Bold Reports\Report Designer\CustomFonts
Configure your custom fonts into the config.json file.
Close the application and reopen it to load your custom fonts in the designer. The newly added font is added in the designer, as shown in the following image.
Design the report with newly added custom fonts.
Then, preview the report to see the newly added custom font style.