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How to Fix the iOS Device Detection Problem


If Syncios fails to recognize your iPhone when you connect your phone,it may be due to one of the following reasons:

Please follow the steps below to fix the iOS detection issue on Syncios.

Occasion 1: The current iOS is earlier than iOS 9.0

Syncios currently only support iOS 9+ devices. Please check the detailed supported devices below:

iOS Devices - iOS 9 to iOS 16
iPhone iPhone 4S, iPhone 5, iPhone 5C, iPhone 5S, iPhone 6, iPhone 6 Plus, iPhone 6s, iPhone 6s Plus, iPhone SE, iPhone 7, iPhone 7 Plus, iPhone 8, iPhone 8 Plus, iPhone X, iPhone XS, iPhone XS Max, iPhone XR, iPhone 11, iPhone 11 Pro, iPhone 11 Pro Max, iPhone 12, iPhone 12 mini, iPhone 12 Pro, iPhone 12 Pro Max, iPhone 13, iPhone 13 mini, iPhone 13 Pro, iPhone 13 Pro Max, iPhone 13+
iPad iPad, iPad 2, The New iPad, iPad mini, iPad with Retina display, iPad mini with Retina display, iPad Air, iPad Air 2, iPad mini 3, iPad mini 4, iPad Pro
iPod iPod touch (the 5-7 generation)

Occasion 2: The device’s screen is locked and the device has not yet been authorized

Keep your device unlocked and connet it to Syncios again, click "Trust This Computer" when you plug it to computer. If you have clicked Trust This Computer, then it wil not pop up again in short time.

Trust This Computer

Occasion 3: iTunes installed, but still failed to detect

If you installed iTunes on your computer, and updated to the latest version, but Syncios still failed to detect your iOS device? The reason could be the iTunes file left by the computer failed to be successfully overwritten.

If in this case, please simply uninstall the iTunes and its related services from your computer, then do a totally new installation of iTunes, which would fix the issue perfectly. The iTunes and related services needed to be uninstalled are below:


uninstall itunes related service

Notes: For Windows computer users, please do not download iTunes from Microsoft Store. Otherwise the iTunes you downloaded will be lack of Apple Application Support service which is needed by Syncios program. Please download the latest iTunes from apple.com.

If the download page jump to Microsoft store automatically, you can also download iTunes from here.

Occasion 4: Syncios failed to download files

If it's your first time using Syncios and you haven't installed iTunes on your computer, Syncios would download these needed files for you automatically. If you encountered the "Install failed" error as the screenshot shows below, please do the following steps.


syncios download file failed

Step 1: If Syncios failed to download the needed file to your computer due to some network issues, please close the downloading window and Syncios, then launch Syncios program and try again.

Step 2: Run Syncios program as administrator and try again.

Step 3: If it still fails to download the files, please download and install the services below on your computer, restart your computer and retry.

Services for 64 bit computer:

Apple Mobile Device Service (64 Bit)

Services for 32 bit computer:

Apple Mobile Device Service (32 Bit)

You can go to Control Panel\All Control Panel Items\System to check your system type if you are not sure about it is 64 bit or 32bit.

Occasion 5: Prompt you to check whether iTunes related services are turned on or not

Step 1Press Windows + R key and enter "services.msc" to the search box.

Step 2 Double Click to start "Apple Mobile Device Service" and "Bonjour Service"

Syncios iPod Transfer

Step 3 Set Startup type as Automatic and click Start.


Syncios iPod Transfer

Step 4 Restart Syncios, reconnect your iOS device to computer and try again.

Occasion 6: Verify that Apple Mobile Device USB Driver is installed properly

Step 1 Please navigate to this tutorial to verify that Apple Mobile Device USB Driver is installed.

Step 2 If you have installed the Apple Mobile Device USB Driver, enabled two services and still get "Device not detected" error, then the reason could be: Apple Mobile Device USB Driver has not been updated.

To fix it, right-click on Computer, and choose Manage, on the left panel, choose Device Manager. Then expand Universal Serial Bus controller; locate the Apple Mobile Device USB Driver. Right click Apple Mobile Device USB Driver and click "Update Driver Software..."


Apple Mobile Device USB Driver

Occasion 7: Find My iPhone is enabled when the device is connected to the computer

In your iPhone, please tap Settings > iCloud > Find My iPhone, then turn off the Find My iPhone option.

Occasion 8: The device is in DFU or Restore mode

If the phone is in DFU or Recovery mode, hold down the Home button and Power button until the device boots up again, then release the buttons(you will see an Apple logo).

Occasion 9: Syncios still fails to detect my device


The following reasons may lead to this case:


  • There's something wrong with the USB cable or USB port.
  • Have not authorize this computer for your device.
  • The latest version of the product is not installed
  • Third-party security software.

  • To fix the problem, please follow the tips as below:


  • Check your USB connection - in particular, check the socket for dust and residue, disconnect and reconnect the USB cable, try an alternative USB port or cable.
  • Please tab the Trust button on your iOS device to authorize this computer when you connect it to your computer.
  • Restart your computer.
  • Choose Check for update option to download the newest version on your computer.
  • If you have any security software installed, this could be causing a problem between iTunes and your computer. Follow this Apple Support document to resolve the problem: Resolve issues between iTunes and Security Software.