This configuration section cannot be used at this path. This happens when the section is locked at a parent level. Locking is either by default (overrideModeDefault="Deny"), or set explicitly by a location tag with overrideMode="Deny" or the legacy allowOverride="false

This configuration section cannot be used at this path. This happens when the section is locked at a parent level. Locking is either by default (overrideModeDefault="Deny"), or set explicitly by a location tag with 
overrideMode="Deny" or the legacy allowOverride="false

1. Click "Start button"

2. search box, enter "Turn windows features on or off"

3. features window, Click: "Internet Information Services"

4. "World Wide Web Services"

5. "Application Development Features"

6. Check (enable) the features. I checked all but CGI.