Here is the issue: We use the SATO printer for label printing in our factory. We use a Python development that sends a .prn file to the printer with both static and dynamic content. This .prn file sends the data using SZPL, and so far, everything works well since the data is received correctly by the printer. However, the problem is with the font used for printing. Our goal is to use a .ttf (Courier New) font, but the printer always uses a default font, even though the font is installed on the printer using the SATO All-in-One Tool. Below is the .prn file that is sent to the printer: