How to install Excel Resource

DownloadDownload the Excel Resource Add-In with this link.
UnblockAfter downloading the file, open the context menu on the file and select "Properties".
Check the option Unblock (as shown below) and then click on OK.

Do this before unpacking the file.

Image
UnpackUnpack the file to a temporary directory.
InstallOpen the directory ExcelResXDeploy and run the program Setup.exe.