If you don’t know, you can click This PC on your computer screen to open File Explorer to check the drive letter. Please replace “*” with the exact drive letter of the external hard drive or USB drive. If you need to check bad sectors on the external hard drive, you can type chkdsk *: /r command and press Enter. You can type chkdsk *: /f command and press Enter to find and fix disk errors. In Command Prompt window, you can type CHKDSK commands to run CHKDSK on external drive. Run CHKDSK on External Hard Drive or USB Flash Drive If you can’t open Command Prompt, you can check: Command Prompt Not Working/Opening Windows 10? Step 3. Next you can click Start, type cmd, right-click Command Prompt app, and choose Run as administrator to open elevated Command Prompt. If you don’t see the external hard drive in your Windows 10 computer, you can check this post for some solutions: Fix External Hard Drive Not Showing Up or Recognized. Connect External Hard Drive or USB to Your Windows ComputerĪt first, you should plug in the USB flash drive to your computer, or use USB cable to connect the external hard drive to your Windows 10 computer. If you want to run CHKDSK on external hard drive or USB drive in Windows 10 to check errors on the external drive, you can follow the 3 simple steps below. How to Recover Deleted/Lost Files on External Hard Drive or USB.

Connect External Hard Drive or USB to Your Windows Computer MiniTool software also provides a free data recovery application to help you recover any deleted/lost files fro external hard drive or USB drive. Step-by-step guide for how to run CHKDSK on external hard drive or USB drive in Windows 10.

Chk disk utility