There are two ways to identify drives in Windows 10 File Explorer: drive name and drive letter. With default settings, the File Explorer displays drive letters next to drive names for easy identification. If the File Explorer is not showing drive letter for one or more drives, it’s likely because the File Explorer has been configured to hide drive letters, or the drive doesn’t have a drive letter. Show or hide drive letter for drives in Windows 10 Complete the given below instructions to show or hide the drive letters in Windows 10 File Explorer. Step 1: Open Folder Options. Now, there are multiple ways to open Folder Options in Windows 10. The easiest way is to click the File menu in the File Explorer and then clicking Options or Change folder and search options. Step 2: Under the View tab of the Folder Options dialog, look for an option labeled Show drive letters. Check the box next to the option to hide the drive letters. Unchecking the option will hide the drive letters. Once selected or deselected, don’t forget to click on the Apply button. If the drive letter is not showing up for a specific drive or partition, even after the above exercise, it’s likely because the drive or partition does not have a drive letter assigned to it. Here is how to assign a drive letter or remove a drive letter from a drive. Assign a drive letter to a drive in Windows 10 Step 1: Right-click on the Start button on the taskbar and then click Disk Management option to open the same. Step 2: In the Disk Management window, look for the drive that doesn’t have a drive letter or the drive that you want to assign a drive letter. Step 3: Right-click on the drive, click Change Drive Letter and Paths option. Step 4: In the resulting dialog, click the Add button. Select a drive letter for it. Click the OK button. If you want to remove the drive letter, click the Remove button. To change the current drive letter, click Change, and then select a different drive letter from the drop-down box. Note that the Change and Remove buttons will show up only if the drive has a drive letter already. We don’t recommend changing or removing drive letters of drives where programs are installed. Programs may fail to start if you change the drive letter of the drive where Windows 10 is installed.