If the CMD does not prompt, you can see Step 4. Type YВ if the drive is in use and hit Enter key to proceed. If your drive has a different drive letter, you can replace it.) In the command prompt, type the following command and hit Enter.Д¬hkdsk H : /fВ (HВ is the drive letter of USB drive. Step 2.В Check if your drive has bad sectors. You can press Win + RВ to summon the Run window, then type cmd.exeВ and click OK. To recover data using CMD, just see below: Below are 2 useful ways you can try: Solution 1:В Recover dataВ from flash drive using CMD Because it may contain their precious memories or work documents that cannot afford loss. When flash drive is corrupted, most users may choose to recover data first. 2 solutions toВ fix a corrupted flash drive without losing data You need to pay attention to the following things.ДЈ. All your files are marked as unimportant and keep intact here. When you format the drive, you just remove the directory of it. Because every file has its structure, including directory and blocks. Even if you've formatted the USB thumb drive, you still can restore your data. But, to be honest, this operation is not recommended, because it can delete all of your data on this drive.Дon't be panic. Usually, when you are asked to format your USB drive, you willВ format it subconsciously. Please pay more attention if you are asked to formatВ USB drive 'You need to format the disk before you can use it'. 'USB Device Not Recognized or Malfunctioned'. The virus has infected the flash drive and corrupted the files in it. USB drive shows 0 bytes or 'folder is empty'. 'Please Insert Disk into Removable Disk'. USB drive is blank or has an unsupported file system. USB drive holds bad sectors and displays 'disk needs to be formatted'. And you are not able to open USB stick and the data on it. That's to say, your flash drive may be corrupted or damaged. Sometimes, your computer will ask you to format the USB flash drive. My flash drive says it needs to be formatted

Format flash drive windows