You can try the following free programs to recover data from a USB flash drive: If you must recover the data from your USB flash drive, then you will first have to use a third party program to try and get the data off the flash drive, then format it. I would only choose NTFS if you really know what you are doing and have specific reasons for formatting the flash drive in that file system format. The default setting is to format a removable device in FAT32 file format, which is usually fine. You can format a USB drive by going to My Computer, right-clicking on the USB drive letter and choosing Format. If you don’t care about the data on the USB stick, then the easiest thing to do is to simply format the entire drive and then re-connect it to the computer. For some reason or other, the file format on the USB drive is not being recognized by Windows as a valid file system (FAT, FAT32, NTFS, etc). If you’re having this problem with a USB flash drive, the problem is most likely the current file system format. There are several reasons why Windows does not detect media when it is inserted properly and I’ll try to go through all the various methods of fixing this problem. You can also get this error if you connect other hardware, like a USB stick and then try to open it. Well hello, there is a disk in drive X! Unfortunately, Windows is not able to recognize the device or media. For example, ever pop in a disc into your CD/DVD drive and then when trying to open files, you get slammed with the following error:

One annoying, but common error in Windows is when it cannot detect certain media when connected to your computer.

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