Apple Mobile Device USB Driver is installed

1. Connect the device to the computer.
2. Quit iTunes if it launches.
3. For Windows Vista and Windows 7:
   • Click the Start menu, right-click on Computer, and choose Properties.
   • In the upper-left corner, click Device Manager. The Device Manager window should open.

   For Windows 8:

   • Move the cursor to the upper right corner, click the magnifying glass, type devmgmt.msc, and press Return. The Device Manager window should open.
4. Click the plus (+) icon (or disclosure triangle () (for Windows 7 and Windows 8) next to Universal Serial Bus controllers to expand this selection.

1. Locate the Apple Mobile Device USB Driver in this list. If this entry is displayed without any downward arrow, “!” or “?” symbols over it, then this driver is successfully installed. Proceed to the next section titled “Check for third-party software conflicts”.

• If the Apple Mobile Device USB Driver is not listed, proceed to the section below titled “If the Apple Mobile Device USB Driver is not listed”.
• A downward arrow appearing next to the device’s entry in Device Manager indicates that this device is disabled. To enable this device, right-click its entry in Device Manager and choose Enable from the shortcut menu.
• If the Apple Mobile Device USB Driver entry is listed, but has an exclamation mark or question mark over it, continue to the next steps to reinstall the Apple Mobile Device driver.

Reinstall the Apple Mobile Device Driver

1. Right-click the Apple Mobile Device entry in Device Manager and choose Uninstall from the shortcut menu.
2. When prompted, select the box “Delete the driver software for this device” and click OK.
   
3. In the resulting dialog box, click OK.
4. In the Device Manager window, right-click Universal Serial Bus controllers and choose Scan for hardware changes from the shortcut menu.

Windows automatically reinstalls the necessary drivers and attempts to remount the device.

• If the Apple Mobile Device USB Driver entry still has an exclamation mark or question mark over it, right-click this entry and choose Properties. Under the General tab, look beneath “Device status.”
• If you see this error: “Windows cannot verify the digital signature for the drivers required for this device. A recent hardware or software change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source. (Code 52),” see the section below forError Code 52.
• If you see a different error code, continue to the next steps to manually update the Apple Mobile Device driver. You can find solutions to common errors and error code numbers in this Microsoft article. You may be instructed to reinstall the driver for this device. Follow the steps below to manually point to the usbaapl driver file.

Update the Apple Mobile Device Driver

1. Right-click the Apple Mobile Device entry in Device Manager and choose Update Driver Software.
2. Select “Browse my computer for driver software.”
3. Select “Let me pick from a list of device drivers on my computer.”
   
4. Click the Have Disk button. Note: If the Have Disk option is not present, choose a device category such as Mobile Phone or Storage Device if listed, and then click next. The Have Disk button should then appear.
   
5. Click the Browse button and navigate to C:\Program Files\Common Files\Apple\Mobile Device Support\Drivers.
6. Double-click the “usbaapl” file. (This file will be called “usbaapl64” if you have a 64-bit version of Windows. If you don’t see “usbaapl64” here, or if there is no Drivers folder, look in C:\Program Files (x86)\Common Files\Apple\Mobile Device Support\Drivers. instead).
   
7. Click Open in the Have Disk window. Then, click Next and then Click Finish. Windows will install the driver.

Note: During installation, if a message appears stating that the software you are installing “has not passed Windows Logo testing,” click Continue Anyway to continue installing the drivers.