You may run into an issue where your PDF Converter service fails to start.
You may see errors like this:
In our case, we investigated the the properties of the PDF Converter service and found that there were quotation marks in the directory.
Removing them fixed the path and the problem was resolved. We ran this command in Command Prompt:
sc.exe config "K2 PDF Converter Service" binPath= "D:\K2 blackpearl\K2 PDF Converter Service\SourceCode.PdfConverter.Api.exe --service"