Asphalt career performance isn't synced between my PC and Android phone
According to Ryan from Gameloft, writing on the Touch Arcade iOS forum, Asphalt 8: Airborne doesn't sync save games between different platforms:-


  no, Asphalt 8 doesn't have cross-platform save functions. You won't be able to play on an iOS device and then load that progress on an Android device.


He's writing about iOS and Android, but it's easy to see why the same would apply to Android and Windows too.