patch_hlp_21 Files

patch_hlp_21_src_xxx.zip
	lastest source code in single zip
changelog.txt
	source code changes information
pic/
	picture samples 

the tool allows you 
	to store magic pattern in file
	to find offsets in .dll
	to do some .dll checks 
	to do the same .dll patch several times

read more in "info.txt", "legal.txt", "changelog.txt"

you need admin privilegies to work in "c:\program files\..." directory
you also can do the patch work in any hex editor

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Fix some issues of Update help context of Microsoft Help Viewer v2.x in Visual Studio 2013 

How to fix: 
error: "Unable to connect to http://services.mtps.microsoft.com/ServiceAPI/VisualStudio12/en-us";
solution by: https://blogs.msdn.microsoft.com/thehelpguy/2012/04/10/installing-content-from-downloaded-help-viewer-2-0-cabs 
The issue can be fixed manually.

error: "An error occurred while updating content: File '???.cab' was not signed by Microsoft".
solution by: https://bytepointer.com/articles/vs2017_help_not_signed_by_ms_fix.htm
The issue can be fixed manually in hex editor or by the tool.

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