Aha ... found a bug on my system Windows 10 Enterprise 1809 LTSC...
Before installing NOLF Modernizer 1.006 with Patch 3.1, you must install Microsoft Visual C ++ Visual studio 2015
https://www.microsoft.com/en-us/download/details.aspx?id=48145
Or. more good, to install Microsoft Visual C++ Visual Studio 2015, 2017 and 2019(x64 & x86)
https://support.microsoft.com/en-us/help/2977003/the-latest-supported-visual-c-d...
Otherwise, Missing Shell.dll cshell.dll error message