If you have purchased iPhone 6S or 6S plus and want to sync contacts from old iPhone to iPhone 6S/6S Plus, then it is possible here. This is the latest model of iPhone in which a number of advance and unique features are added. This is a big task for the user to synchronize contacts and other data into the new phone, but it can be easily by follow the given instructions. There are so many manual processes are available by which the contacts are synchronize from old phone to new phone.
Use iCloud feature to sync contacts on iPhone
This is the feature of iPhone by which you can store your contacts safe in iCloud account and in the case of change the iPhone with new model, you can sync contacts from old iPhone to iPhone 6S/6S Plus. To use this feature, you have to create an account in iCloud and then sign in your account and check the switch for contacts is turned on or not, if not then on it. By doing this all contacts that are present on the current iPhone saved in the account and if you want to restore all from here into iPhone 6S, then login to the iCloud account with the same id and click on contacts. From here, you can import all contacts on new iPhone. To use iCloud, hi speed Internet should must be available on the phone and it takes more times to sync contacts.
iTunes is also an option that by which you can sync contacts from old iPhone to iPhone 6S/6S Plus. But the iTunes has some limitations and drawbacks like as, you can only be authorized for 5 computers and each system can connect a single iPhone. This is the big disadvantage of iTunes, so it is better to use authentic and reliable, iPhone backup software to sync your data from old iPhone to new. As above the iPhone Backup Software that has no any limitations and you can use it on any computers. It has ability to connect more than one iPhone with a single computer. The iPhone Backup Software is designed with an easy user interface and it runs very smoothly on the system through which you can easily sync contacts from old iPhone to iPhone 6S/6S Plus.
In case if you want to recover data from your iPhone.