Hi @Manne Job ,
If you want to be able to select your virtual printer in the print interface, you need to create a printer driver package using Windows Driver Kit (WDK). This file contains information about your virtual printer, such as its name, supported platforms, and required files.
And here are some samples about print : https://github.com/microsoft/Windows-driver-samples/tree/main/print
Best Regards.
Jiachen Li
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