Best Solutions to Fix iPhone Won't Sync with iTunes

According to a recent survey, 90% of iPhone users complaint that memory storage was not enough. It makes sense, when you considering that more and more people take HD images and videos on iPhones. In order to expand internal memory and prevent from data loss, Apple has integrated sync feature into iPhone. All photos, videos and other personal data could sync to computers through iTunes. And then you can clean up the handset and free up iPhone memory. But if iPhone won't sync with iTunes, it will become a disaster. When you accumulate some files, your phone will slow down and you even cannot use some features normally. Don't worry! We are going to offer the top methods to fix the issue that iPhone won't sync with iTunes.

Solution 1. Basic troubleshooting on iPhone won't sync with iTunes

When you discover iPhone stops sync with iTunes, you can troubleshoot with the basic steps below.

Step 1: Replace USB cable

Apple suggested users to connect iPhone and computer using the original USB cable. But if it is broken or damaged, you have to purchase a new one.

Step 2: Update iTunes

In order to fix various bugs, Apple releases new version of iTunes for both Windows and Mac. You can go to Apple official web and install the latest iTunes to your computer.

Step 3: Authorize iTunes

After update iTunes or use it on a new computer, you have to authorize iTunes on your computer. That is important to sync iPhone successfully.

Open iTunes after installed and sign in with your Apple ID. Go to "Account"-> "Authorizations" on top ribbon and choose "Authorize This Computer".

Step 4: Reboot devices

Sometimes, simply reboot both your iPhone and computer could fix the iPhone won't sync problem.

If iPhone sync stops working still, you have to move to the next part.

Solution 2. Get rid of iPhone won't sync with iTunes on Windows

Windows is different from Mac operating system, so the solutions to fix iPhone won't sync with iTunes on Windows are different with Mac too. According to our lab testing, outdated driver is the principal factor of iPhone sync disable.

How to update driver for Apple device

Step 1: Press both the Windows and R keys on the keyboard to evoke the Run command.

Step 2: Input "devmgmt.msc" into the field and click on the "OK" button to open the "Device Manager" window.

Step 3: Find out and unfold the "Universal Serial Bus controllers" option

Step 4: Right-click on the "Apple Mobile Device USB driver" on the list and choose "Update Driver Software".

How to re-install iTunes on PC

If you simply uninstall iTunes from your PC, some data is still on your computer. And the next time your install iTunes, it will read these old data automatically. After that you can find the iPhone won't sync problem will be solved.

Step 1: Right-click on iTunes icon on desktop and choose Uninstall from the menu list.

Step 2: Delete the folders below manually.

The "Apple" folder in C:\Program Files\Common Files;

The "Apple" folder and "Apple Computer" folder in C:\User\Username\AppData\Local;

The "Apple and Apple Computer" folder in C:\User\Username\AppData\LocalLow;

The "iTunes" folder in C:\User\Username\My Music.

Step 3: Restart your PC, access Apple web in your browser and install the latest version of iTunes for PC.

Step 4: Launch iTunes and sign in your Apple ID. Connect your iPhone to the PC and sync iPhone files as you wish.

Solution 3. Fix iPhone won't sync to iTunes on Mac

When we talk about iTunes, we usually mean its desktop client. The iTunes have to work with an operating system to sync an iPhone. In order to fix iPhone stops syncing issue, you should check iTunes status on Mac first.

How to check iTunes status

After setting up, you need to add your personal information to iCloud Keychain iOS if you want your iPhone to add your account information automatically. And the specific steps are as follows:

Step 1: Go to "Spotlight" on Mac and find out the "Activity Monitor".

Step 2: Open Activity Monitor and locate to the "All Processes" tab. Check if iTunes Helper process is running.

Step 3: If you cannot see it on the list, you will need to re-install iTunes to Mac.

How to re-install iTunes

Step 1: Open the "Terminal" app. You can find it in "Spotlight" too.

Step 2: Type the following commands in Terminal app to force uninstall iTunes from Mac.

cd /Applications

sudo rm -r iTunes.app

Step 3: Then go to Apple web in Safari, download and install the latest version of iTunes to your Mac computer.

Step 4: Open the latest iTunes and sign in your Apple ID. Then you can sync iPhone without problems.

Solution 4. Sync iPhone to iTunes with Tipard iPhone Transfer

If you believe it is too complicated to fix iPhone stop sync to iTunes client, you can try the best alternative tools, such as Tipard iPhone Transfer. It use advanced technology to detect, backup and transfer iPhone data.

1. It has the ability to backup all personal data and files from iPhone to PC in one click.

2. iPhone Transfer Ultimate is compatible with both Windows and Mac, including Windows 10.

3. This iPhone tool supports almost all iPhone models and iOS versions.

4. With it, you can enjoy the highest iPhone data backup and transfer speed.

5. Moreover, you can sync iPhone to iTunes within iPhone Transfer Ultimate easily.

How to sync iPhone to iTunes