https://devzone.nordicsemi.com/f/nordic-q-a/47934/errors-when-using-windows-h-and-similar-filesHi, noob question here I&#39;m sure, haven&#39;t done any development in a while.. I&#39;m trying to use the &lt;windows.h&gt; library for my program. I am using SES for my project. I added all the paths into the common preprossecor directories (C:\Program Files (x86en-USTelligent Community 13Fri, 07 Jun 2019 07:51:35 GMThttps://devzone.nordicsemi.com/thread/191527?ContentTypeID=1Fri, 07 Jun 2019 07:51:35 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f33985d5-5a6c-4f68-ba9d-c517e743e92fawneil[quote userid="80147" url="~/f/nordic-q-a/47934/errors-when-using-windows-h-and-similar-files/191478"]I do not actually need windows.h[/quote] <p>No - that would be for writing programs to <em>run on</em> MS Windows!</p> <p>When your question is resolved, Please verify the answer:</p> <p><img alt=" " src="https://devzone.nordicsemi.com/resized-image/__size/320x240/__key/communityserver-discussions-components-files/4/8880._5F00_Verify_2D00_answer_2D00_nordic.png" /></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/191478?ContentTypeID=1Thu, 06 Jun 2019 23:38:14 GMT137ad170-7792-4731-bb38-c0d22fbe4515:37b26c7f-6c28-486d-b9ce-c832c9f87041bsas<p>Hi, I&#39;ve since realized that I do not actually need windows.h. My apologies.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/190478?ContentTypeID=1Mon, 03 Jun 2019 11:20:32 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f7b17936-0db2-4861-8b30-e7d1d4a43909Stian R&#248;ed Hafskjold<p>Hi, I&#39;m not really sure what you are trying to do here. Why do you need to include windows.h? Which projects in the SDK are you working with, and which HW?</p><div style="clear:both;"></div>