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

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Restoring Windows 8.1 is blocked by UEFI

I accidentally wiped my Windows partitions while installing Ubuntu, but fortunately, I did a complete backup before trying to install it. The laptop is a Yoga 2 Pro, if that helps at all. The ...
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34 views

Lock USB pendrives to specific computers

We have pendrives for data operators, they look at sensitive data and the pendrives are for work use in case they need to transfer data between their computers (Their network is isolated and is not ...
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Unable to ZERO a block device

I seem unable to formate this flash drive, every method offers a read-only error. There is no physical "lock" switch on the flash drive what so ever. sudo dd if=/dev/zero of=/dev/sdc bs=1M [sudo] ...
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Will 2.0 USB port accept a 3.0 flash drive [duplicate]

Will 2.0 USB port accept or use a 3.0 flash drive? I have a HPE-380T using window7 Thanks
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1answer
44 views

Sandisk USB drive is read only

For some reason, I have recently been having problems where my SanDisk 32GB Cruzer USB Flash Drive will mount as read-only. It was occasional at first, but now it is full blown and will not allow any ...
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1answer
20 views

Can't access or format my pendrive [closed]

I can't access my pen drive. When I try to access it I get a message "Format the disk now?" When I try to format it it displays the following message
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6 views

Drawbacks of cache in usb drives?

Background A few years ago I was glad to find out that there is a new flash drive with on-board caching (the SuperTalent Express RAM Cache), which gave it a really neat performance on small files. I ...
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35 views

USB is read only when not used with my computer

I have a 32GB Sandisk USB flash drive that works great, except for when it is not used ony MY user and MY computer. If I use it on any other computer, user, or even a Live USB, it is mounted as ...
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35 views

Is it possible to create bootable linux on USB drive using windows command line?

we can create bootable windows 7 on usb drive(here) using windows command line, is it possible to create bootable linux using windows command line? ( i.e. not using any software) I've entered the ...
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16 views

assign drive letter via batch fil based on label

I need a script which would change the drive letter to e.g. P:\ of an USB drive named e.g. "MY_VOLUME". I know this is somehow possible with diskpart /s script.txt > output.txt (using: "list volume" ...
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16 views

How I can use Iozone to measure USB sticks?

I need to do some benchmarkings with various file systems (ext3, ntfs, ...) on a USB flash driver. I will format the USB stick every time to do the tests. The problem is I don't know how appoint the ...
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38 views

USB hub damages an external hard disk (and storage devices) on use attempt

I recently bought a USB hub because I find myself needing more than just two USB ports on my prebuilt laptop. However I come to the problem that when I use an external hard disk with it I cannot ...
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USB flash drive wont show up as a device in the bios menu [closed]

I have a flash drive and I have made it bootable using grldr and I have tested it to see if it is bootable using qemu and it worked (it booted). The flash drive works fine on windows. I have tried it ...
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1answer
39 views

Running and using Windows on a flash usb drive

I want to be able to use Windows completely from a flash usb card without to install anything on my drive at all (or at least - very a little bit) because I've already have 2 Linux distributives ...
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1answer
24 views

Installing OS from a flash drive's directory?

I have quite huge (64GB) flash drive with some data on it. And I'm wondering if it's possible to create a directory with bootable Windows 7 / 8 / Linux on that pendrive so I'd be able to install OS ...
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1answer
86 views

Read Only USB Drive can't be erased/re-set

I bought a 32 GB flash drive several months ago, and after using it for a month or two, something happened to it. Right now, the drive has become read only. I tried using Mac OS X's Disk Utility, ...
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2answers
37 views

Virus effect on flash drive filesystem (FAT)

I've found viruses on my flash drive, but curing with antivirus didn't solved the consequences. All files and directories on the drive became links (*.lnk files) pointing to a not existing executable ...
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4answers
89 views

How will I make a pendrive write protected?

I just want to make my pendrive write protected just to make sure, when I insert it public PCs like in cyber cafes in order to just read the files, it doesn't get virus affected. How can I do this?
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15 views

HID usb advertisement keyboard

I got a advertisement "usb pen-drive" when plugged in autostart windows run (win + r) and writes the company website and press enter, In device manager it is shown as a keyboard. Does anyone know how ...
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17 views

Unable to mark pendrive as active

Unable to make my Usb-flash-drive Active.I have used the dos command but nothing fruitfull happend what should i do.I can not clean it though clean command using DOS.
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41 views

How to backup a flash drive automatically each time I plug it in?

I remember using a program to do this in the past, but I can't find it anymore. Regardless of that, in Windows is there a way I can automatically backup a USB flash drive each time I plug it in?
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105 views

Unable to format RAW USB Flash Drive

I have a Kingston 4GB Datatraveller USB flash drive that has seemingly become corrupted. On my main computer, the drive continually connects and disconnects and shows up as an Unknown Device. On my ...
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2answers
42 views

Is it possible to install Vista from a flash drive? [duplicate]

I'm looking to reformat my laptop that is running Vista, and I had planned on burning an ISO to a DVD-R and installing Vista to the laptop from that after reformatting, but I don't have any blank ...
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1answer
33 views

How to clear any partitioning on an USB flash device on Win7 without admin rights?

I am in a bit of a bind. I need to use my USB device to create a live-usb in order to boot into either my Windows7 partition. However, I do not have access to a computer with admin rights in order to ...
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2answers
46 views

Flash Memory device now shows 31MB capacity after using as linux live-usb device [duplicate]

The actual capacity of the USB device is 8GB, but after using it as a live-usb device the available memory has reduced to 31MB. I tried formatting the device but that does not solve the problem. Any ...
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35 views

Is it possible to re-create the Windows 8.1 install image after the upgrade

I have downloaded and installed the Windows 8.1 upgrade from the Windows store. The hardware was a 64-bit Toshiba P50 laptop. I need to upgrade a second P50 and wish to do so without another 3.6Gb ...
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25 views

Linux partitioning scheme for Dell PowerEdge Server with 2x 2GB internal SD Card (RAID 1) and 10T SAS Raid 5

'm in the course of ordering a new Dell PowerEdge server to run XEN for virtualisation purposes on top of either Ubuntu or CentOS server. I'd like to put the OS on a flash drive to boot as fast as ...
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86 views

How to remove Write Protection appears due to a virus

I have follow up the below process in cmd DISKPART> attributes disk clear readonly Disk attributes cleared successfully. Even I do that it displaying Read-only:yes,So I guess It happens because ...
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31 views

Fast way to sync HDD and Flash Drive?

I need to manually sync my HDD to my Flash drive. What I mean by sync is, the HDD must be an exact copy of the Flash drive but not vice versa. Currently every time I need to sync, I simply erase my ...
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58 views

Can I format a truecrypt encrypted stick?

EDIT (PROBLEM SOLVED): Sorry for the waste of ones and zeros, but it turns out a simple stick unplugging did the trick. After unplugging the stick and then plugging it back again the usual formatting ...
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41 views

16GB USB flash drive turned to 1GB after writing an ISO image onto it

I have a 16GB flash drive for almost seven years. It was all good before not long ago, when I tried to write a Ubuntu image onto it. I made it many times before and had no issues about. But this time, ...
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183 views

Password protect folder on USB flash drive

I would like to password-protect a folder on my USB flash drive, so when someone tries to open the folder, they are prompted to enter a password. I have a mac, but also need to use the flash drive ...
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100 views

Machine doesn't recognize some USB flash drives

My friend's Windows 7 x64 ultimate machine recognizes some USB flash drives but not some other ones. The types of all are USB2 and also all drivers are installed (device manager). I don't know what is ...
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How to make a computer not detect flash drive?

One of my acquaintances often comes to me with his pen drive and uses my laptop for a long time, which gets me annoyed. How do I make my machine temporarily not detect any external flash drive ?
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150 views

Flash drives do not have the memory they're meant to have [duplicate]

Whenever you buy a flash-drive, it always says it has 4GB, but when you plug it into a PC it says it has 3.72 GB, why is that? I don't really care too much for the 200MB, but with my 512GB pen-drive, ...
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34 views

Can a USB be removed with out un-mounting during de-fragmentation

I have a USB flash drive formatted to fat32 and I have a batch file to defragment it. Would there be any damage done to the flash drive or it's files if I was to unplug it from the USB port while it ...
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Can I recover my thumb drive

I was using my thumb drive when I saw a hidden folder named System Volume Information. I deleted this folder thinking it was a virus. After doing that, the windows explorer window disappeared and I ...
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1answer
27 views

Files on new pen-drive going wrong

I have bought a new pen-drive that is 512GB. I saw it didn't have a option to format to fat32 so I used a tool the do this. But after a wile I found that this was happening to some of my folders. ...
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30 views

Convert a thumb drive to flash drive

I have two USBs, both Kingston DT101 G2, 8GB. Both FAT32. When I connect my USBs into my machine (Ubuntu), one is detected as a "Thumb drive" and the other is detected as a "Flash drive". I ...
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How to install ubuntu on a macbook pro using a pendrive?

I did an upgrade of 11.04 into 13.04 and it has failed miserably. Now I want a fresh install, hopefully saving my /home directory. I use centos on my other machine and do not have access to a macos ...
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File hiding virus for USB

Every time i connect any USB flash drive the files become hidden i know how to view the files but i cant get that damn virus from my PC i believe that this a virus so i installed Avira 2014 and ...
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1answer
112 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 connects in USB 1.1/2.0 mode randomly

USB flash drive sometimes connects fine as a USB 2.0 device and I can copy/paste content faster. Though it randomly connects as USB 1.1 and then it gets so slow that I feel I'm downloading stuff from ...
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External flash lock [closed]

As flash is used to store executable code. Example like 1) microcontroller code is burned into internal flash. 2) microcontroller code is burned into external flash. As microcontrollers have ...
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2answers
48 views

How do I delete a partition that I mistakenly created?

I bought a Kingston USB drive, and after unsuccessful install by Windows (7) I went to Kingston's support webpage and followed the instructions of how to make it work. I assumed the problem was the ...
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2answers
86 views

Why my USB drive is treated as Internal Hard drive?

I have 8GB Sandisk Cruzer USB drive, just purchased few week ago. I use two system viz Window XP and Windows 7 Professional. When I connect my drive to win 7 its working properly as external usb ...
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2answers
98 views

USB flash drive showing up as two disks

I have a USB flash drive, which when I insert into my mac's USB port, shows up as two disks. One has a capacity of 2.11 GB, and has read/write privileges, the other has 2.1 MB capacity and is read ...
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Flash based storage. Do i need to re-plug them back in to my PC from time to time? (Memory cards & SSD's)

I've bought some memory cards for the purpose of backing up & storing my pictures and videos in case my PC's hard drive fails or the data on it becomes unreadable. The hard drive may not fail for ...
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How to format USB flash drive to work with older device?

I have 2 usb stics. One of them (64MB) is working fine with Nikon npl632. However this device seems not to support any modern flash drives. What I'am willing to do is to format new usb stick - much ...
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97 views

Which is the cheapest WIndows 8.1 license I can buy that will allow me to create a USB install stick? [closed]

I am building a PC with no DVD, and want to put 8.1 on it. I read the instructions on the MS site about downloading a setup program and putting in a license key and creating a USB stick. These ...