Expansion 4TB Portable Driver Windows 7 or Vista Requires External Driver

Seagate Expansion 4TB Portable Driver Windows 7 or vista sometimes may incur problems while situating the drivers that are necessary for the proper function of your Seagate Expansion 4TB External Hard drive.

It alerts you when the drivers were not loaded properly. These are the inbuilt drivers of the Windows registry.

As a first step, we recommend you to update Windows Vista to Service Pack 1. The below steps helps you on how to update it.

  1. Ann easy and recommended method to get Service Pack 1 is to turn on the automatic Windows update in the computer’s control panel.
  2. When the Service Pack 1 is ready to install, the Windows Vista will notify you on your computer.
  3. Ensure that you do not have the Service Pack 1 is installed already on your computer, if not follow the below instructions.
  4. Installing Service Pack 1 using Windows Update:
  5. If installing Service Pack 1 does not resolve your issue and the drivers fail to download automatically, try downloading the drivers manually from your Windows 7 or Vista.
  6. Steps to install the Expansion 4TB Portable Driver Windows 7:

To confirm if Service Pack 1 is already installed,

  • Click on the Windows Start button, right-click on your computer and then choose Properties.
  • If Service Pack 1 is listed in the Windows edition column, Service Pack 1 is already installed on your Seagate Expansion 4TB device and you need not follow the instructions provided below.


Service Pack 1 installation – Seagate Expansion Drive

  1. Log in to your administrator account on your computer, and ensure that all the programs or applications are closed on the other users; the other users should be logged off.
  2. Create a backup for all your important files by moving it to an external drive, USB flash drive, CD or DVD.
  3. Laptop users are advised to connect their device to an alternate current electrical outlet. Make sure that you do not unplug the socket or restart your computer at the time of Expansion 4TB Portable driver windows 7 installation.
  4. If prompted by computer update the drivers. This can be done either by using Windows Update or navigating your computer’s manufacturer website.
  5. Check if your computer is not functioning with the help of UPS. If so remove the connecting cable before installing Service Pack 1.
  6. The installation Wizard automatically detects the devices that are connected to the serial ports. Later you can connect your computer to the UPS.
  7. Sometimes, the anti-virus software may trouble or slow down the installation. Hence it is advisable to remove the anti-virus software temporarily
  8. Though the installation does not occupy much memory space on your computer drive, it is recommended that you have enough memory till you complete the Service Pack 1 setup.

Installing Service Pack 1 using Windows Update – Seagate Expansion 4TB

  1. Ensure that you have an active Internet connection.
  2. Click the Windows Start button, and then click on All Programs; choose Windows Update.
  3. On the left side of the window, click Check for Updates.
  4. On the window select View available updates.
  5. From the list of available updates, choose Service Pack for Microsoft Windows, and then click Install.
  6. Enter the administrator password or click on confirm when prompted by the computer.
  7. Follow the computer screen prompts to complete the Service Pack 1 installation. Please remember that your computer may restart several times while installing the Service Pack 1.
  8. Once the installation process is accomplished login to your computer. On the right bottom of your monitor, it will display a message that the update was successful or not.

NOTE:If installing Service Pack 1 does not resolve your issue and the drivers fail to download automatically, try downloading the drivers manually from your Windows 7 or Vista.


Steps to install the Expansion 4TB Portable Drivers from your Windows Vista
  1. Right-click on your computer and click on Properties.
  2. Select Manage and choose the Device Manager.Follow the below steps to load your drivers manually:
  3. Go to Windows search button and look for Devices.
  4. Click the + box next to the Other Devices.
  5. To open the drive double-click on it. The drive is usually listed as USB Mass storage, but it might be listed under another name.
  6. This will open the Properties window for you. Now click the Reinstall Driver button.
  7. The Update Seagate 4TB Portable External hard Driver software wizard opens, and click Locate and install software (recommended) option.
  8. Select Browse my computer for seagate expansion driver software for Seagate Expansion Portable Drive 4TB .
  9. yopu can also donload from our website Seagate.com Support
  10. Again click on Browse. This opens the C: drive folder on the Windows and choose to click OK.
  11. Verify if the check mark near the Include Subfolders is enabled.
  12. Then click on Next and this should load the drivers for you on your computer.

Seagate external hard drive does not work on your original computer.
  1. If the Seagate expansion 4TB Portable external hard drive does not work on your original computer but functions properly on another computer, then we recommend you to try the following steps
  2. Go to the Windows Start button that is located at the left bottom of your computer screen to access the Windows.
  3. To choose Manage right-click on your computer Properties.
  4. To open the Device Manager double-click on it.
  5. The drive will usually appear below Other Devices or Unknown Devices. Right-click on it and select Uninstall.
  6. Disconnect your external hard drive once the uninstallation is completed.
  7. Remove the external drive from your computer or unplug the USB cable.
  8. If you are using Vista as the operating system, on the Windows Search field type C:\Windows\inf and press the Enter key.
  9. If Windows 7 is your operating system, then type C:\Windows\System 32\Driverstor and press the Enter key for Expansion 4TB Portable Driver windows 7 driver.
  10. Remove the file INFACHE.1.


If it displays an error while deleting the file INFACHE.1, follow the below steps.
  1. Right-click on the removable file (i.e. INFACHE.1).
  2. Click on Properties.
  3. Select the Security tab.
  4. Enable the Edit button.
  5. Choose (Users xxxx-PC\Users) or (Users 7xxxx\Users) if available.
  6. Mark all the columns to Allow All below the Permissions for users.
  7. Click Apply and then press OK.
  8. If you find a Windows Security box appears, click Yes, then select OK and OK once again.
  9. Try to delete the INFACHE.1 file by right-clicking on it.
  10. Remove the external drive from your computer and then reconnect it. The issue should have been resolved by now and the drive should be functioning.
  11. If the above solution did not solve your external hard drive issue, then we recommend you to try reloading the USB drivers for the operating system by inserting your Vista installation CD.
  12. Once you are through with the installation process, reboot your computer and try to do a Repair/Restore.
  13. We suggest you back up your data before you proceed to reload the USB drivers for your operating system, as there is a possibility of losing the files and applications.

Our technical support team is reachable on the toll-free number which can be viewed on our website, to solve all your Seagate External hard drive technical issues.

Expansion 4TB Portable Driver windows 7