2. Stop your Cover.
3. Check the location of you provider folder path: by default it is "C:\Cover\XLib\Providers" (C being the default disk used - use your Cover's installation path if you have another one).
4. So now you that you know your provider path, you just need to extract the zip folder you just have downloaded (in the download folder of your computer) and you extract in the provider folder path.
5. When everything is extracted, restart your Cover and you should have the new provider version.