If your computer doesn't recognize your connected device, you might see an unknown error or a '0xE' error. If you do, follow these steps and try to connect your device again after each step:

1. Make sure that your iOS or iPadOS device is unlocked and on the Home screen.
2. Check that you have the latest software on your Mac or Windows PC. If you're using iTunes, make sure you have the latest version.
3. Make sure that your device is turned on.
4. If you see a Trust this Computer alert, unlock your device and tap Trust.
5. Unplug all USB accessories from your computer except for your device. Try each USB port to see if one works. Then try a different Apple USB cable.*
6. Restart your computer.
7. Restart your device:
8. Try connecting your device to another computer. If you have the same issue on another computer, contact Apple Support.
   

1. Driver can auto-download via Windows Update (Windows 7, 8, 8.1, 10) Installer Language Support: English (default), Chinese (Traditional and Simplified), Japanese For Prolific USB VID067B&PID2303 and PID2304 Only.
2. The driver download area could be called by any of several different names including Downloads, Software Downloads, Driver Downloads, Drivers, Drivers and Firmware, Drivers and Software, etc. If you visit a website's home page first, look for a Support area. Any driver download options will probably be located within that area.

For more help, follow the steps below for your Mac or Windows PC.

Get the latest owner's manuals, firmware and software updates for you Samsung devices in one easy-to-navigate location: the Samsung Download Center.

* Learn how to connect iPad Pro (11-inch) or iPad Pro 12.9-inch (3rd generation) to your computer.

If you use a Mac

1. Connect your iOS or iPadOS device and make sure that it's unlocked and on the Home screen.
2. On your Mac, hold down the Option key, click the Apple menu, and choose System Information or System Report.
3. From the list on the left, select USB.
4. If you see your iPhone, iPad, or iPod under USB Device Tree, get the latest macOS or install the latest updates. If you don't see your device or still need help, contact Apple Support.
   

If you use a Windows PC

The steps differ depending on if you downloaded iTunes from the Microsoft Store or from Apple.

If you downloaded iTunes from the Microsoft Store

Follow these steps to reinstall the Apple Mobile Device USB driver:

1. Disconnect your device from your computer.
2. Unlock your iOS or iPadOS device and go to the Home screen. Then reconnect your device. If iTunes opens, close it.
3. Click and hold (or right-click) the Start button, then choose Device Manager.
4. Locate and expand the Portable Devices section.
   
5. Look for your connected device (such as Apple iPhone), then right-click on the device name and choose Update driver.
   
6. Select 'Search automatically for updated driver software.'
7. After the software installs, go to Settings > Update & Security > Windows Update and verify that no other updates are available.
8. Open iTunes.

If you downloaded iTunes from Apple

Follow these steps to reinstall the Apple Mobile Device USB driver:

1. Disconnect your device from your computer.
2. Unlock your iOS or iPadOS device and go to the Home screen. Then reconnect your device. If iTunes opens, close it.
3. Press the Windows and R key on your keyboard to open the Run command.
4. In the Run window, enter:
   %ProgramFiles%Common FilesAppleMobile Device SupportDrivers
5. Click OK.
6. Right-click on the usbaapl64.inf or usbaapl.inf file and choose Install.
   You might see other files that start with usbaapl64 or usbaapl. Make sure to install the file that ends in .inf. If you’re not sure which file to install, right-click a blank area in the File Explorer Window, click View, then click Details to find the correct file type. You want to install the Setup Information file.
7. Disconnect your device from your computer, then restart your computer.
8. Reconnect your device and open iTunes.

If your device still isn't recognized

Check Device Manager to see if the Apple Mobile Device USB driver is installed. Follow these steps to open Device Manager:

1. Press the Windows and R key on your keyboard to open the Run command.
2. In the Run window, enter devmgmt.msc, then click OK. Device Manager should open.
3. Locate and expand the Universal Serial Bus controllers section.
4. Look for the Apple Mobile Device USB driver.
   

If you don't see the Apple Mobile Device USB Driver or you see Unknown Device:

• Connect your device to your computer with a different USB cable.
• Connect your device to a different computer. If you have the same issue on another computer, contact Apple Support.

If you see the Apple Mobile Device USB driver with an error symbol:

Susteen Usb Devices Driver Downloads

If you see , , or next to the Apple Mobile Device USB driver, follow these steps:

1. Restart the Apple Mobile Device Service.
2. Check for and resolve issues with third-party security software, then restart your computer.
3. Try to install the usbaapl64.inf or usbaapl.inf file again.

*Only compatible with Windows Vista/7/8/10 OS (Does not operate on Mac OS)

This article includes all of the software downloads. Navigate through the tabs to select the software you need, click on the red 'Click here' link to download the program of your choice.

Device Updater

OS Requirements: Windows Vista/7/8/10

*Used to download updates for GTX, BDX, X4, Livewire, ITSX

Click hereto download the Device Updater.

Make sure all devices are unplugged during the install process.

Livelink Gen-II

OS Requirements: Windows Vista/7/8/10

*Datalogging software.

Click hereto download Livelink Gen-II.

Make sure all devices are unplugged during the install process.

Advantage III

OS Requirements: Windows Vista/7/8/10

Click hereto download Advantage III.

Make sure all devices are unplugged during the install process.

Drivers

Windows 32bit drivers click here.

Windows 64bit drivers click here.

Install Instructions

If you installed the SCT device updater before you plugged the device in then this should be easy to fix.

With your device connected:

Open your computers Device Manager.

Look for a device that is not installed like one with a yellow exclamation mark. (Here is a screenshot of what you are looking for.)

If you see this, right click it and select update driver.

A new window should open up and give you the option to either automatically search, or browse for files.

Click browse for files

Susteen USB Devices Driver Download

Navigate to the folder you downloaded, and select “Open”.

If you did this correctly, it’ll tell you your drivers have successfully been updated and once you click “OK” you should see something similar to the picture below.

Now your communication should work between the device and the computer. With most devices, you will want to unplug it and plug it back in and restart the device updater. Then click “Display Device Settings and Serial” and if the serial number shows up, it is communicating.

Update Agent for GT's

How do I update my Bully Dog GT Tuner?

Basic Steps to Update a GT Tuner

1. Run the Update Agent.

2. Connect the Micro SD card to your computer.

3. Choose the vehicle application and let the Agent search.

4. Click the Update button.

5. When the Update is finished, put the Micro SD card in the GT.

6. Update the GT Platinum from the SD card by choosing Update GT Software, or Update GT Firmware on the Main Menu. (option will be all the way at the bottom of the main menu.)

Detailed Steps to Update a GT Tuner

Where do I Find the Bully Dog Light Duty Update Agent for a Bully Dog Gauge GT Tuner?

To install the Bully Dog Light Duty Update Agent please open the following link. Then open and run the file.

1. Open the update agent. Note: the tune will need to be uninstalled from your vehicle to update. You can check the vehicle is stock by going to show settings, the status will read “installed” or “not installed”
2. Connect the SD with either the card reader or the GT itself and the USB cable
3. Highlight the card in the update agent, and select “select device”

4. Select your device (40417, 40420, etc.) then select “download and upgrade”

5. Wait for the download to finish, you will see this message.

6. Select ok, then with the sd card in the device, go to change vehicle at the top of the menu, if it is the first time updating, and select your vehicle. Or go to update software at the bottom of the main menu to update with the latest files.