USB is an acronym for Universal Serial Bus. The current USB standard is USB 3.0, which supports transfer speeds of up to 625MB/s. USB devices are plug-and-play.

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Can't boot from USB on Win8

Every time I go to boot Ubuntu to install on a separate partition, it tells me there's no bootable disk/drive. I know the ISO is uncorrupted. However, when I start my laptop, it gives the option to ...
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1answer
13 views

Problem send AT command through /dev/ttyUSB0 in Ubuntu 14.04

My serial port just receiving data and cannot send anything. Please help me sudo echo "AT" > /dev/ttyUSB0 bash: /dev/ttyUSB0: Permission denied lsusb Bus 002 Device 002: ID 8087:0024 Intel Corp. ...
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26 views

How to install Windows 7 over ubuntu from win 7 iso [duplicate]

I'm getting a new computer build soon and I figured I'm going to install Windows 7 so I can play some of the games I enjoy that are not compatible with Ubuntu; once I were to get Windows 7 installed; ...
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16 views

mtp usage: how to mount and transfer files to and from a Samsung: Galaxy model Android phone

how do I use mtpfs to read/write to a USB connected Android phone, connected as a mass storage device: thufir@dur:~$ thufir@dur:~$ mkdir phone thufir@dur:~$ thufir@dur:~$ sudo mtpfs -o allow_other ...
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2answers
31 views

Trying to change access to folders and files on a USB device

My USB device has been formatted to Fat32. gparted shows it as /dev/sdd1 with mount point /media/ray/1768-274C Device's 'Properties' shows Permissions as: Owner : Me Access: Create and delete files ...
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9 views

USB flash drive not detected on 12.04

after a "system crash" my usb flash drive is not detected anymore. It contains important data and I need to get access to it. I found that the device is listed as /dev/sde after plugging it in. ...
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1answer
7 views

how to unlock screen when booted from usb?

i installed ubuntu 13.10 in the installation process i lost all data. i booted from the usb and took the help of testdisk. sudo apt-get install testdisk sudo testdisk After finding all the ...
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16 views

What is faster way to use ubuntu from usb?

I installed ubuntu to usb drive as my hdd stopped working and need replacement. However despite that my flash is USB 3.0 it still lags. Maybe if I will create live ubuntu usb ir will run faster than ...
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60 views

How to fix “/dev/mapper/ubuntu--vg-root does not exist” on new installation?

I just installed 14.04.1 on a USB 2.0 drive. At startup, I'm prompted for the encryption key, which I enter. After that though, I get the following: Gave up waiting for root device. Common ...
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16 views

How do I get a wine program to recognize a usb device?

I am trying to use a program called FORScan with wine. OBD2 software specific to ford vehicles. It has been done but I'm having trouble. Got it up and running with wine, but it can't see the obd2 ...
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2answers
21 views

Cannot move files into USB; owner is root.

Long story short, I am using Tails because I was reinstalling my mac OS on my USB and I forgot two files I now have, anyways when I moved them into the USB I get an error that I do not have sufficient ...
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13 views

How to Mount a Android Device QPST on ubuntu?

i bricked my Android Device And now it shows QPST DOWNLOAD MODE for unbricking this i need to copy some files to device using linux but ubuntu is not showing any partition my device is only shown in ...
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2answers
40 views

how do i free up the space on usb drives when i have deleted files

yeah hi, how do i do this? only been using ubuntu for about 1 month, (loving it, its like what i've always been looking for in 16 years of modern computing) anyway i digress. I have been emptying the ...
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0answers
12 views

Startup disk Creator problem

I have two problems For the format of my usb, to use startup disk creator, should it be NFTS, Fat32... or what ? I can't mount my USB, when i click mount, it shows me a kind of message error ...
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1answer
21 views

WinUSB Doesn't detect my flash drive

I need to install Windows for my new computer I just built. WinUSB won't detect my flash drive that is it...
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0answers
13 views

USB controller not found

I bought a Lenovo laptop (z50-70) 2 weeks ago. It has 3 USB ports: 2x USB 2.0 and 1x USB 3.0. Those worked perfectly until yesterday, when I connected a hard drive powered by external power in one of ...
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22 views

installed with bootable USB and lost windows

I wanted to try Ubuntu so I decides to use a bootable USB so I can keep windows. I booted with the USB and went through the Ubuntu installation. One option asked if I wanted to erase the disk or keep ...
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1answer
24 views

How to install Ubuntu on a USB drive without it being a Read-Only filesystem?

After my MacBook stopped working yesterday I have been trying to get it to work again, but right now it won't boot as there seem to be problems with the SSD. The support recommended booting into my ...
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1answer
22 views

Install Ubuntu 14 from bootable pendrive USB

I have tried to Install Ubuntu 14 from bootable pendrive USB on specific partition of a Local hard drive. the previous GRUB boot screen dissapeared so how can i fix that (boot manager is gone). ...
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1answer
13 views

“Analog Output” to DAC?

I just connected my new Rega DAC to the computer via USB, it popped up in the sound settings, and choosing it there directs sound to it just fine. What confuses me, however, is that it says "Analog ...
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10 views

Move USB Stick Booted from to Another USB Port after Boot

I have installed Ubuntu on 32GB USB 3.0 flash drive (not Live/Install like with UUI, but regular install including grub, from DVD). However, my motherboard will not boot from USB 3 ports, only USB 2. ...
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10 views

Wireless USB Device Adapter Kit Drivers (NOT WIFI)

I just purchased a TRULink Wireless USB Device Adapter Kit (Model #29571), and the drivers it comes with are only for Windows. Are there drivers available for Ubuntu as well? Are there any drivers ...
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5 views

I have to replug the webcam everytime I restart

Everytime I restart the computer and I try to use the Webcam, it says that the webcam is not detected. I have to unplug it and replug it to be able to use it. Is there a way to know why this is ...
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17 views

Anker c200 wireless mouse not working

I get this readout from lsusb for it Bus 002 Device 004: ID 062a:4102 Creative Labs I don't understand what this means. But it is what is displayed. xinput list gives me this ↳ MOSART Semi. ...
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24 views

Connecting phone in mass storage mode

I am trying to connect Xiaomi Rednote phone using USB cable. I would like to connect the phone using mass storage mode to copy big amount of data to the SD card. If followed a tutorial to enable ...
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23 views

Error: USB 1-1.1 string descriptor 0 read error -22

I have been running Ubuntu 14.04 on my Acer Aspire One 756 quite happily for a while now. However, every time I boot up my notebook, it displays the error "USB 1-1.1 string descriptor 0 read error ...
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1answer
18 views

Boot to external hdd from a UnetBootin usb key

I have an external hdd with multiple operating systems on it (Ubuntu, Centos, etc). On newer computers, the drive is recognized as a USB HDD and I can boot it directly just fine. However on an ...
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1answer
38 views

Will Ubuntu support my machine features? [on hold]

I'm looking to download and install the latest version of Ubuntu to replace the current version of Windows I had pre-installed on my machine when bought it. I have some really neat features on the ...
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26 views

Using the command prompt find android phone

My operating system version is 14.04 and just to clarify, my android phone is plugged into my computer using by USB connection. By default my file manager I believe its called nautilus or Gnome-Files ...
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0answers
7 views

“taking restart everytimes while choosing install ubuntu alongside windows 8” how to solve this problem? [duplicate]

I am trying to install Ubuntu 12.04 alongside with Win 8.1. I have downloaded the image and written to an usb and trying to install. I tried install Ubuntu option. I am able to reach the Install ...
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23 views

USB audio device not fully working after hotplug

Since upgrading (from 12.04) to 14.04.1, when I hotplug my USB headset, it does not work right. It won't show up in capture controls, sometimes not even in playback devices. I have to fiddle with ...
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20 views

Got error while installing Ubuntu through USB

While installing Ubuntu through USb. I got "Invalid data tag".Check len(d)=1,(ord(d)&128==128.Received->(<)
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3answers
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Lubuntu USB sound card managing

I've been trying to use an old Asus EeePC901 to record and play music along with an USB M-Audio M-track-plus. I use Audacity 2.0.5. Already tried lots of Linux distros, and Lubuntu looks to be the one ...
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13 views

trouble accessing USB boot up screen

Recently i have installed Ubuntu 14.04 and enjoying it. I decided to remove windows 8 because i no longer needed it and absolutely disgusted by it. I want to install another OS back on to my PC so i ...
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2answers
22 views

Unable to switch to windows 7

ive been trying to switch to windows 7 from ubuntu since a few days. I have the win 7 and win 10 ISO's downloaded, Winusb, and a 4gb flash drive. I copied the ISO via winusb onto the usb and tried to ...
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1answer
33 views

Commands not executing in shell script run by udev

I'm having trouble using udev to run a shell script that backs up my hard drives to an external drive whenever the external drive is connected via USB. Everything works except the actual call to ...
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1answer
80 views

Trying to install Ubuntu to a USB HDD with Windows 8 on internal? Need confirmation

I am trying to make sure that Ubuntu will install correctly and boot from a USB HDD. Windows 8.1 is installed on the primary internal 1TB, this is a 230 GB (after all extra was taken out). If I were ...
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1answer
31 views

Problem With Ubuntu

I am new to Ubuntu. I installed ubuntu 14.04 2-3 days before. And I am facing the problem when I insert the Data Card (USB Internet Dongle), my laptop stops working, even mouse pointer doesn't move, ...
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27 views

Operating System Not Found when creating Windows install USB [closed]

I'm currently on Ubuntu 14.04 and am trying to reinstall Windows. I've tried just about everything. Universal USB Installer, Unetbootin, using the dd command in terminal, nothing has worked. I have ...
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14 views

System reports my mouse was disconnected when it wasn't

My USB mice no longer work (since a couple of days ago) on my Ubuntu 3.13.0-32-generic system. The system is dual boot and the same mice work fine under Windows. I don't think I have updated the ...
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1answer
166 views

Live USB boot does not work "any more!

For the past couple of days I was experimenting with Ubuntu. I am running Ubuntu 14 (BIOS) on a Dell xps 15Z. I used a USB drive to install ubuntu on this system (HP formatting tool & YUMI) ...
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19 views

Can only echo very limited numbers to USB companion files

I want to echo number 7 to the file /sys/bus/usb/devices/usb2/../companion, but fails. But if I echo number 1 or 2 to this same file, it works well. Any idea on that? nxr@nxr-desktop:~$ sudo -s ...
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22 views

USB 3.0 causing weird problem for the system

Currently I am using one Ubuntu system which different types of ports. mine@ubuntu:~$ lsusb Bus 001 Device 002: ID 8087:8000 Intel Corp. Bus 002 Device 002: ID 046d:0823 Logitech, Inc. Bus 002 ...
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1answer
22 views

Installing 12.04 on a 14.04 [duplicate]

I have Ubuntu 14.04, I want to do a fresh install of 12.04 so I can play dota 2 with the steam client for linux. I have a startup usb ready with 12.04 but when I restart or turn off it goes directly ...
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22 views

I/O errors at install

I'm pretty sure this is not a duplicate of Problem While installing Ubuntu, before anyone asks. But I'm at a complete loss here. I had a machine running Ubuntu I installed back in June. I didn't write ...
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11 views

How do I correct this message? The disk drive for/mnt/usb-corsair_flash_voyager_ A 1000000000 25461-0:0-part1 [duplicate]

I sometimes get the following message when I have been using my 4GB Corsair Flash drive. The disk drive for/mnt/usb-corsair_flash_voyager_ A 1000000000 25461-0:0-part1 is not ready yet or not ...
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0answers
13 views

Ubuntu every time resets to installed settings when I reboot

Every time I log in or reboot my system, the Ubuntu settings reset to what they were when I first installed the system. I am using ubuntu 14.xx latest one available. I am booting from USB. I did this ...
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10 views

there are some keys on usb keyboard that are not working

I have a monoprice usb flexible keyboard. The led light on the left side of the physical keyboard is out even when plugged. there are keys that work but there are always some keys dont work but those ...
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2answers
54 views

Install of Ubuntu 14.04 64amd desktop ISO live USB returns errno5 error

Does the machine that I want to install 14.04 on need to have the HDD partitioned and formatted in any specific way to fix this error? The live USB will boot up 14.04 in the "Try Ubuntu without ...
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2answers
20 views

Android connected via USB gives inconsistent ID

I have an LG Android phone. When I connect it to my Kubuntu box with a USB cable, it shows up, as it should, with lsusb. But the ID code is inconsistent: if I shut the Android off and restart it, ...