Print-it is a beautifully written software service which enables to print silently to the printer from a Windows Service / Web API Server / Website Server A detailed implementation documentation is available here , this came as a great rescue to me in a place where I was struggling to print directly to the printer without opening the printer dialog or without opening the PDF file. However, I feel to add little more scripts to work with the previous C# versions which I am using, this may be helpful to those who uses lower C# versions Please note: Here I am about to describe how to consume the hosted service using lower version of C# The service accepts the POST request with the following 2 mandatory MultipartFormDataContent 1) pdfFile 2) printerPath To begin client code: (C# Version: from 4.5) // Initialize HttpClient HttpClient client = new HttpClient (); // Initialize MultipartFormDataContent MultipartFormDataContent form = new MultipartFor