A 9th mistake can consist of the 12th

If the computer doesn't recognize your iPhone, iPad, or iPod

You can get support here if you connect your device to a computer with a USB cable and the computer does not recognize your iPhone, iPad or iPod.

If the computer doesn't recognize the connected device, you may see an unknown error or a "0xE" error. In such a case, do the following and try to connect your device again after each step:

  1. Make sure your iOS or iPadOS device is unlocked and that you can see the Home screen.
  2. Make sure you have the latest software installed on your Mac or Windows PC. If you're using iTunes, make sure you're using the latest version.
  3. Make sure your device is turned on.
  4. When the "Trust this computer?" appears, unlock your device and tap Trust.
  5. Unplug all USB accessories except your device. Connect your device to each USB port one at a time until you find a working port. If the USB port doesn't work, try another Apple USB cable. *
  6. Restart the computer.
  7. Restart device:
  8. Try connecting the device to another computer. If the same problem occurs again, contact Apple Support.

For further assistance, follow the steps below for Mac or Windows PC.


* Learn how to connect the iPad Pro (11 ") or iPad Pro (12.9", 3rd generation) to a computer.

Procedure for a Mac

Procedure for a Windows PC

You downloaded iTunes from the Microsoft Store

Reinstall the Apple Mobile Device USB driver as follows:

  1. Disconnect your device from the computer.
  2. Unlock your iOS or iPadOS device and go to the Home screen. Then reconnect your device. If iTunes opens, close it again.
  3. Click and hold the Home button (or right-click). Then select "Device Manager".
  4. Find and expand the Portable Devices section.
  5. Find your connected device (for example, Apple iPhone), right-click the name of the device, then choose Update Driver.
  6. Select the "Automatically check for updated driver software" option.
  7. After installing the software, go to Settings> Update & Security> Windows Update and make sure no other updates are available.
  8. Open iTunes.

If you downloaded iTunes from Apple

Reinstall the Apple Mobile Device USB driver as follows:

  1. Disconnect your device from the computer.
  2. Unlock your iOS or iPadOS device and go to the Home screen. Then reconnect your device. If iTunes opens, close it again.
  3. Press Windows + R on your keyboard to get the Run command.
  4. In the Run window, enter:
  5. Click on "OK".
  6. Right click on the file or and choose Install.

    Other files that begin with or may also be displayed. Make sure that you install the file with the extension .inf. If you're unsure which file to install, right-click an empty area in the File Explorer window, click "View," then click "Details" to find the correct file type. The file to be installed is of the type "Setup Information".
  7. Disconnect your device from the computer and restart it.
  8. Reconnect your device and open iTunes.

Device is still not recognized

Check the Device Manager to see if the Apple Mobile Device USB driver is installed. Do the following to open Device Manager:

  1. Press Windows + R on your keyboard to get the Run command.
  2. In the Run window, type in and click OK. Device Manager should now open.
  3. Find and expand the USB Controllers section.
  4. Find the Apple Mobile Device USB driver.

If you don't see the Apple Mobile Device USB driver or if you see "Unknown Device":

  • Connect the device to the computer with a different USB cable.
  • Connect the device to another computer. If the same problem occurs again, contact Apple Support.

Information relating to non-Apple products or independent websites that are not controlled or audited by Apple is not intended as a recommendation or endorsement. Apple assumes no responsibility for the selection, performance, or use of third-party websites and products. Apple makes no representations about the accuracy or reliability of any third party websites. Contact the provider for additional information.

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