If you are getting error code 54 while syncing files between iPhone and Windows PC using iTunes, here are the solutions to fix the error: Such sync errors can occur ...
This feature allows you to sync calls, contacts and messages – with limited iMessage support – between your iPhone and PC. Phone Link has been available for Android devices since 2015 ...
From there: Connect your iPhone to your PC. Open iTunes, then click the icon for your phone. Under Settings, select the option for Info. Check the box for Sync Contacts With, and change the source ...