USB Flash Drives are portable USB drives that rely upon flash storage, also known as pen drives or USB sticks.

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How to adjust a USB flash drive’s reported firmware storage capacity?

Some Chinese branded USB flash drives are scams and they lie about their storage capacity. Apart from the text on the box, it also shows the fake capacity value on the computer. I would like to know ...
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USB flash drive not functioning after interrupted file transfer

I have a 16GB Toshiba USB flash drive that stopped functioning correctly after an interrupted file transfer (took it out while it was transferring files on a Windows machine). Windows recognizes the ...
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4answers
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Re-format thumb drive

I was trying to put the Windows 8 Consumer Preview onto a thumb drive, when I was asked if I was OK with wiping it (I said yes I as it was blank). I had to sleep my computer during the wiping, and ...
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Slow file transfer speeds

I was moving a file about 180 Megabytes from my external hard drive (7500 rpm, 1 TB) to my 8GB flash drive. It was moving at about 20-40 Megabytes per second when the speed started to drop down to 2 ...
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3answers
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I copied an ISO image over a USB drive, can I format it to use it as a storage device again?

I have a 4GB USB drive and I wrote an iso file to it. Now I want to delete the data on it. Is there any way to take the space back? I used Linux to burn the iso file following these instructions. At ...
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1answer
94 views

Cant Choose USB Boot From BIOS/UEFI

I have Philips 32 GB flashdisc. (FM32FD75B/97) When i enter boot options, i cannot see my device. I tried it with 1 desktop and 2 laptops and result is same. I also used Rufus/Unetbootin and Ubuntu ...
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Usb ports to be closed to prevent infected storages from infect my network

I have 6 pcs connected together with maping network some users use infected mass storage and if one pc get infection all others will be so How can i close usb ports in Windows xp and seven to prevent ...
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114 views

invalid BS_jmpBoot in boot block 440000

I have a 16 gig SanDisk Cruzer Glide flashdrive that is broken. When I try to plug it in to my iMac, I get "The disk you inserted was not readable by this computer." I click initialize or ignore, and ...
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How to disable/enable usb port without software?

My PC got crashed 2 times due to friends USBs . I want to disable the USB port so that they can't connect their USBs to my PC.I did found some softwares but I want to do it without software. If there ...
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1answer
28 views

I'm using a partitioning tool to run my computer, it has a linux os on it and for some reason it won't read my USB

Recently my computer died on me, I have been trying everything to fix it. it will not read my HDD, I've tried multiple Hard drives none work. I came across this paritioning tool called PartedMagic, it ...
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2answers
1k views

Used space on an “empty,” formatted flash drive

I recently purchased a SanDisk Cruzer CZ36 16GB USB 2.0 flash drive. The flash drive was formatted as FAT32 from the package. I will need to store files that are larger than 4GB on this flash drive, ...
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922 views

USB storage devices no longer recognized after installing VMware tools

I installed the VMware tools within Mac. Since then any USB external storage drive that was once recognized is now not recognized. In Driver Manager I receive this message unknown device. I been ...
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How can I remount an ejected (not just unmounted) USB drive on Mac?

I frequently eject an usb stick, and then realize I still need it. If I unmount the drive in Disk Utility, I can just remount it, but if I eject, it's gone. Not showed in Finder Not showed in ...
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3answers
21k views

Cannot format my USB Flash Drive after installing Vanilla Chrome OS

I recently installed Chromium OS (Hexxeh's vanilla build) on my 16 GB flash drive. Later on, when I tried to format it, it was showing a total space of 1 GB. I tried deleting partitions in disk ...
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3answers
6k views

Flash disk capacity turns from 32GB to 4MB

I have a brand new 32GB flash drive that was bought from Hong Kong but manufactured in China. When I plug it in, it's detected, and when I examine the properties of the drive the size is reported to ...
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1answer
38 views

Are there any disadvantages to fully formatting (as opposed to quickly formatting) a flash drive, other than time?

I'm running Windows 7. This comment on this question suggests that a full format could be bad for the device lifetime, but in reasonable, noticeable (not just theoretical) terms, is this true? In ...
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1answer
2k views

Messed up USB stick doesn't show in blkid

I was playing around with a USB stick (booting archlinux with qemu off of it and trying to perform an installation on the same stick at the same time -- brave, I know, but I was just messing around). ...
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I can't find flash memory in Disk Utility

I installed VMWare Workstaion 12 on Windows 8.1 ,I created Mac OS X 10.8 on the VMWare ,now I pluging a USB flash drive and vmware can recognize that but I can't find that in Disk Utility on Mac OSX.I ...
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86 views

write protected pendrive hack

I have been doing some research to make a custom pendrive for client, it has two physical memory inside, one is meant to be loaded with data and can not be: delete, modify, write, format; while the ...
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67k views

How to find Windows 7 File Transfer History?

Is it possible to find out which files are transferred to an external usb flash drive in certain period of time? To be more clear. If I/someone have a flash drive and take some data from me. How do ...
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2answers
6k views

Persistent install of Windows 7 (or XP) on a USB stick

Persistent install of Windows 7 (or XP) on a USB stick is this possible? So I move to another computer and during the boot process I boot the OS from my USB stick. I did not found any tutorial on ...
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1answer
143 views

What's faster: A USB2.0 flash drive or a SD card

I was asking myself which which has the higher read/write speeds: A USB2.0 flash drive or a SD card. Concerning the USB2.0 flash drives, I found that they have a maximal read/write speed of 30MB/s. ...
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USB drive is not found in devices and in disk utility [duplicate]

I have a transcend USB drive. I copied data and unmounted USB. But after removing it, it was not found again in my Mac as well as in windows. In windows, it shows "No Media". Any idea how to repair ...
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4answers
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USB stick doesn't mount, but is detected. How to repair?

I have a USB stick plugged in my PC, which is running Windows 7. In 'Computer', it won't show up. In 'Disk Management' (diskmgmt.msc) it won't show up (but sometimes it will). But in 'Devices ...
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can't recover my files in my thumbdrive

I got a thumbdrive brand Kingston model DT101 G2 with capacity 32 GB. The problem is when I copy files from my computer to this thumbdrive, it seems I can't reopen it (files) at another computer when ...
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How do I reset a bootable drive so that it no longer is bootable?

I made a bootable USB stick (Fedora) to install on a system. I'd like to reuse the stick, so I want to remove all traces of the functioning system; in particular I'm not sure how to reset the MBR ...
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Weird directory called Future

I've just found a folder on an 8 GB flash stick with some weird stuff going on. The folder is called Future and, according to Properties, it's 71.6 GB. Most of the items in it are dated in the future ...
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USB Drive Format NTFS Vs FAT32?

Please can anyone explain the Pro's and Con's of Formatting your USB drive in NTFS format or FAT32 format and vice versa ? Please highlight any advantages of one format over the other . Keeping in ...
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3answers
3k views

Is it possible to boot from a flash drive that also contains data?

I read about the Evil Maid attack, and thought of partitioning a flash drive, putting a bootloader on one partition and storing data on the other. Is this possible, or is there some alternative that ...
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30 views

Copy protect video content on USB

I'm trying to copy protect video content on USB. My main idea is to put the files on a separate partition as encrypted raw data, then read the data from software that sits in the normal ...
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2answers
637 views

Can you fix a bent/broken USB thumb drive?

My USB stick broke from me bending it. It's a Toshiba TransMemory ID USB 3.0 Flash Drive 32GB - Red, which is a FAT32. When I opened it up and looked at the PCB, one of the 5 connectors on the PCB ...
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252k views

How do I fix my USB drive to get its original 8GB size back?

My USB drive used to be originally 8GB when I bought it. I'm trying to reformatted in Windows 7 by right clicking on the drive and selecting Format.... But the capacity only shows 250MB. Is there ...
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USB flash drive stopped working

USB flash drive not mounting either in GNU/Linux or Windows. Gparted not identifing df -l do not list HP USB Disk Storage Format Tool not identifing lsusb shows the following: Bus 003 Device 009: ...
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How to wipe a USB flash drive without a computer [duplicate]

I have a USB flash drive that's become unreadable in any computer. It has a lot of confidential information on it which I need to wipe before sending it back to the manufacturer for a warranty ...
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3answers
4k views

No drive letter assigned to USB drive on windows 8.1

Not long before, I executed dd on my USB drive, but later when I needed it. I found it could not be formatted in Windows Disk Management, which said "The system cannot find the file specified." So I ...
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Flash drive .docx disappeared [duplicate]

it starts here Flash drive .docx disappeared files I have tried Jesús Hagiwara and Kilisi answers, and nothing work Microsoft Windows [version 6.1.7601] Copyright (c) 2009 Microsoft ...
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2answers
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Flash drive .docx disappeared files [closed]

I'm in trouble here I have been writing important word documents and saving them on my flash drive Some one deleated them all in another pc, I need help getting them back I tried recovering word ...
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1answer
253 views

USB Stick Drive Losing Format

I have just purchased a new 64GB USB stick drive. It came formatted as FAT32, and I reformatted with Windows 10 as exFAT. It keeps losing the format, though. The process which I've followed several ...
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How to format a USB flash drive which was used as a Linux installer? [duplicate]

I have a USB flash drive which I once used to install Linux, by writing a bootable installer image onto it. Now I would like to use it for data storage again. However, Windows sees it only as a flash ...
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179 views

Having trouble with kali linux encrypted persistence on usb drive

I recently burned a kali iso image on my usb stick (via my windows desktop, since i'm still kind of a newbie with linux). I wanted to make my kali work with persistence, and i really want it to be ...
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1answer
87 views

Can an internal SSD be used as a removable storage device?

I have a Sandisk SSD drive that I bought for about $70 but decided to not install it in my PC. So I guess my question is, can I use it essentially as a thumb drive?
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2answers
47k views

USB 2.0 and USB 3.0, how can you tell the difference?

I know the speeds would obviously be a key factor, but is there any spot on way to tell if a device is USB 2.0 or 3.0 such as a USB flash drive?
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3answers
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What's the technical difference between a flash drive and an SSD?

I was just reading a question on backups with flash drives, but I was not quite sure why SSDs would be better than flash drives for backups. To me, solid-state drives look like larger versions of ...
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2answers
963 views

Ubuntu karmic 9.10 Live image on USB is not working

This is my configuration: 4GB HP pendrive Ubuntu-9.10-desktop-i386 image file for live USB install pendrivelinux (u910p) and ubetbootin (unetbootin.sourceforge.net) T61 machine Earlier I have ...
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1answer
2k views

Mystifying USB Mass Storage Device Issue (Code 38)

Environment 4 computers: Desktop A, Desktop B, Laptop A, Laptop B Software (same across all computers): Office 2013, Sage 50 Simply Accounting, Sage Act CRM, Adobe XI Reader, FortiClient 5.x, Meraki ...
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What is the danger of inserting and browsing an untrusted USB drive?

Suppose someone wants me to copy some files to their USB stick. I'm running fully-patched Windows 7 x64 with AutoRun disabled (via Group Policy). I insert the USB drive, open it in Windows Explorer ...
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Pendrive speed goes down to 10kbps from 20-25 Mbps

I have sony vaio pendrive and its speed is getting too slow.No problem with the operating system. Maybe the problem is with the file system. Please help me to sort this out. Thank you.
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How do I install Windows XP on a USB flash drive? [duplicate]

Please read this carefully. I want to actually run the OS from the USB,thus install it on it, not to copy the setup files to it. I have done some research on this, but doesn't help. I have an XP .iso ...
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1answer
143 views

Flash drive not recognized

I was copying some files to my flash drive and removed it from my laptop.  When I plugged it into my PC, it didn't recognize it and it doesn't show up in disk management, and I can't find it in device ...
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1answer
107 views

It takes a *very* long time to eject my flashdrives

I am running a fresh install on Debian 8, and I often have to wait a ridiculous time before my flashdrives get ejected (ranging from 1 to 10.. 15 minutes). During this time, I can't access anything ...