The GUI has gotten a refresh in recent Windows 10 builds:<p><a href="http:&#x2F;&#x2F;www.ghacks.net&#x2F;2015&#x2F;09&#x2F;22&#x2F;microsoft-improves-environment-variables-editor-in-latest-windows-10-build&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.ghacks.net&#x2F;2015&#x2F;09&#x2F;22&#x2F;microsoft-improves-environm...</a>