Hello, please feel free to report this issue and provide more information here:
https://github.com/chatziko/location-guard/issues

I'm not sure what issue you are experiencing, but note that Location Guard is not meant to protect against IP-based geolocation, but instead to protect the location exposed via javascript. You can find more information about this here:
https://github.com/chatziko/location-guard/#why-some-websites-detect-my-location-although-i-use-location-guard