There are many ways to see what file system is running on your hard drive. Way 1: Through File Explorer Open File Explorer. Locate the drive that you want to check its file system. Right-click the drive and then choose the Properties option. Under the General tab, you will see what file system is running on your hard drive. Way 2: Through Command Prompt or Windows PowerShell Open Command Prompt or Windows PowerShell as administrator. Type the command: chkdsk *: (* refers to the drive letter of the drive to be checked). Hit the Enter key. Check the information on the window on which there should be a message saying “the type of the file system is …” Way 3: Through Disk Management Right-click the Windows logo on the taskbar and then choose the Disk Management option. Check the information on the window.