Unplug and Re-plug your computer Solution 3. In Windows 7, My may be gone from the libraries containing those file types. Part 2: How to Fix USB/Pen Drive Not Detected Problem Solution 1. if you get access denied at any point during this process it is likely that you need to run the CMD prompt as admin. If youre not seeing the Aero goodies, and your Experience Index score. Once you've completed the above steps you should have completely reformatted your USB and it will be ready for use. Did your 16GB or 8GB USB pen drive suddenly became 3GB, 0.99GB, 64MB, 30MB, or 4MB Is your USB pen drive showing unallocated space Then you are on the right page because on this page, I will show you how to fix these problems without using any special software, but by using two tools that are already built-into Windows 10.

The next step is completely wipe the USB device: DISKPART> select disk 1įinally we need to create a primary partition on the disk and format it, in this case as fat32: DISKPART> select disk 1ĭiskPart succeeded in creating the specified partition.ĭiskPart successfully formatted the volume.

This will present a list of disks, e.g.: DISKPART> list diskĪs you can see from the example I have a 150GB disk, disk 0, and an 8GB disk, disk 1, being the USB pen. Open up CMD (open it as administrator if you're running Windows Vista or 7 and UAC) and type the following: diskpart

There is a process you can use to format unreadable drives from the command line, I often find it necessary on USB pens that are causing me real headaches.

My pendrive is not showing