Connect Expansion 1TB Portable Drive To USB Port(Windows)

Troubleshooting steps for Windows and Macintosh operating system, when Expansion 1TB Portable Drive USB Connection issues.

We recommend you to try the basic troubleshooting steps

  1. Try to connect your seagate Expansion 1TB portable external hard drive to a new port from your existing USB port for Expansion 1TB Portable Drive USB Connection.
  2. If the above step does not work, try to use a different USB cable for connecting your Expansion 1TB hard Drive to the computer.
  3. Check if the power supply of your computer is good enough to handle the external hard drive.
  4. Confirm if the driver light is on and not blinking.
  5. Try connecting your computer to a different wall’s power outlet.
  6. Connect your computer’s adapter directly to the wall if there is a power strip. (Portable drives)
  7. Ensure that the External slim 1TB Expansion Hard Drive is receiving the sufficient power.

Let us see the additional troubleshooting steps for to Connect Expansion 1TB Portable Drive USB port for Windows and provided as below.

Warning: You may tend to lose data if you fail to disconnect your external hard drive Expansion 1TB before you initiate the USB driver reinstallation process.

 Expansion 1TB Portable Drive USB Connection


  1. Press and hold the Windows key and type the letter R, which opens the Run dialog box for you.
  2. Type compmgmt.msc in the space provided on the Run box and then press Enter.
  3. Click the option Device Manager that is located on the left side.
  4. Confirm if the disk drives are located in the center window and are detected, so that you can continue to the next step.
  5. Check if the external hard drive is listed under the Disk Drives and right-click it go to the Properties.
  6. Select Properties and click on the Volumes tab.
  7. Choose the Populate option to fix Expansion 1TB Portable Drive USB Connection.
  8. Make note of the disk number provided on the Populate option.
  9. On your left hand side click on Disk Management.
  10. Locate the disk number from the center towards the bottom of the window as performed earlier.
  11. Once the disk number is located, look if it prompts RAW or Unallocated.
  12. If the drive displays RAW or unallocated, you have already tried connecting your Expansion 1TB portable external hard drive to a different port, cable and computer; but you need the data then you will have to look into the data recovery services by contacting our customer support team.


Perform the below steps if you do not find your seagate Expansion 1TB portable hard drive on your portable or within Finder check disk utility.

  1. Go to applications, click on Utilities and then click on Disk Utility.
  2. The drive is located on the left hand side of the window.
  3. Choose the indented entry for your drive and click on the Mount button found at the top of the Disk Utility.The greying on the indented drive indicates the level of file system corruption.
  4. Choose the indented entry and then click on the Verify Disk option.
  5. If the Verify Disk process is completed, the computer will suggest you to repair the disk or will display that the process is complete and there are no issues with the driver.
  6. If you have created a backup for your existing data, then run the Repair Disk process to check if the file system corruption is resolved.
  7. If you have not copied your data on another disk or drive, then we put forward you to run a data recovery software on the external hard drive. This will help to retrieve your data inside the drive.
  8. The type of issue on your external hard drive will be identified only when you run the Repair Disk Process fails to repair the disk. Sometimes reformatting the seagate Expansion 1TB hard Drive may also help to resolve the Expansion 1TB Portable Drive USB Connection issue.