Connecting your phone to your PC using Contact Transfer is using simple - just follow our quick start guide.
But If you're struggling to get Contact Transfer app to connect with your PC, it may be because you have not allowed the correct App Permissions. Usually you are prompted to give access to these, however on occasion you may not be prompted to allow these.
The article below will show you how to access these permissions through your settings, so that you don't have any problems with connecting your Android to your PC.
[Solved] Android Device Requesting Permissions - Contact Transfer