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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14.04 Not Auto-Mounting External Drives Since Upgrading from 12.04

I've upgraded from 12.04 to 14.04 via command-line when my system froze, had to do REISUB and dpkg --configure -a to recover from crash after rebooting. Now everything seems to work except ...
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Power on/off USB ports

Is it possible to on/off specific usb port using terminal in ubuntu? lsusb displays the following result Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub Bus 002 Device ...
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How do I create a bootable USB on Ubuntu from Hiren's Boot CD ISO for Windows?

Trying to create a Hiren's BootCD on a USB. Not needing anything else such as a dual boot of Ubuntu and Haren or Window's and Haren. All the programs that I can find to complete this either end up ...
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USB device not accepting address

I have a series of machines that I am building for work that have usb card readers. When I boot them I get a long series of messages: ... [ 2347.768419] hub 1-6:1.0: unable to enumerate USB device on ...
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How do I lock/unlock my screen using my iPhone and USB dock?

My iPhone is connected via USB to my Ubuntu desktop via a dock. How do I configure it so that when I dock my phone the screen is unlocked and when removing it it locks it?
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How do I make xinput mouse settings persistent for a USB mouse?

I use xinput to change the settings of my USB mouse: xinput set-ptr-feedback 'USB Optical Mouse' 4 1 1 How can I make these settings persistent after unplugging the mouse or rebooting?
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Gamepad usb error -71

I have a couple of game-pads with a USB interface, The game-pads are RockFire QF-501UV, When connecting them to the USB port I get the following message: Feb 27 22:32:55 localhost kernel: ...
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Virtual USB bus using TCP

I have a router that a printer can be attached to to print wirelessly to. It appears that the software for Windows uses a virtual USB bus using TCP. This allows the printer to appear as if it was ...
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USB Speakers are recognised, but can't be selected in sound menu [duplicate]

Possible Duplicate: New Sound Devices Show up in Hardware But not Input or Output I have USB Speakers that used to work with Ubuntu. In 12.10 I can see them through lsusb... Bus 006 Device ...
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Is it possible to power up ports on a USB hub from Ubuntu?

I have a D-Link DUB-H7 powered USB 2.0 hub connected to my computer. Occasionally when I reboot the system, I've noticed that some of the ports on the hub get powered down: the green light next to ...
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Is Ubuntu Compatible with Bluetooth 4.0?

I recently purchased a Bluetooth 4.0 adaptor for my laptop. Bluetooth 2.1 was recognised instantly, but Bluetooth 4.0 is not recognised. Is there a fix for this, or is Ubuntu not compatible with ...
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Send raw data to USB parallel port after upgrading to 11.10

I have a laser cutter connected via a generic USB to parallel adapter. The laser cutter speaks HPGL, as it happens, but since this is a laser cutter and not a plotter, I usually want to generate the ...
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How to use gps receiver bu-353

Hi I have a gps receiver bu-353 with usb interface i want to know how can i use it under ubuntu I ran the following command gpsd -n -N -D 2 /dev/ttyUSB0 I got the output as: gpsd: launching ...
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USB Microscopes

I'm interested in getting a USB microscope for my kids. So, to get to the point, does anyone know what microscopes are available that work with Ubuntu? Ideally, they should be available in the UK.
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Is there a microcontroller kit that ships with development tools for Ubuntu?

I was looking around on the web for an introductory kit with a USB-based microcontroller that I could get started on. However, most of the tools I looked at were Windows-only. Are there any kits ...
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“No caching mode page present” when USB flash disk attached

When attaching a USB flash disk (NTFS formatted) to a laptop with Ubuntu Server 12.04 on board, I get following messages: [ 3572.355603] sd 2:0:0:0: [sdb] No Caching mode page present [ 3572.355640] ...
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Why does my USB mouse seem to randomly quit working? [duplicate]

While I am doing stuff... doesn't seem to matter what, my USB mouse just stops working... sometimes it will be the keyboard as well but usually not as often. Ubuntu forces me to press my power button ...
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Cannot boot from Ubuntu USB [closed]

I create a ubuntu 10.10 bootable USB via the method that is described on the download page of ubuntu. I made that from windows and also from ubuntu 10.04 (I have dual boot). When I boot from the USB ...
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USB Keyboard and Mouse both laggy

I decided to try out the Ubuntu 10.10 RC on my workstation today. The install worked fine, but the mouse and keyboard (both of which is usb) are unbearably laggy. This was also the case when I ran it ...
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How do I turn on wireless adapter on HP Envy dv6 7200 under Ubuntu (any version)?

I have a new HP Envy dv6 7200 with dual boot Windows 8 / Ubuntu 12.04. In windows, the F12 key in Windows activates the "airplane mode" switch which enables/disables both on-board (mini PCIe) and USB ...
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USB Keyboard doesn't work server installation 12.10

USB Keyboard doesn't work server installation 12.10. I can get till the language selection screen and later no response to keyboard. Need help.
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My USB ports randomly stop working till a reboot?

I have a HP Pavillion DV6-1149wm, Ubuntu 11.04. I have 2 USB3.0 ports, and 2 USB2.0 ports. If I use a USB port for a long period of time [e.x. with my USB WiFi adapter], that specific USB port ...
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EHCI_HCD resets interfere with USB transfers

So I have this extremely annoying problem and would love some help. Thanks in advance. First off i'm using a Vaio Z series Laptop, 2.4 GHZ, 4 GB DDR3 RAM. I am on ubuntu 11.04 64-bit at the moment. ...
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Access to /dev/ttyUSB0 and sudo

This is my first question here. I am running Ubuntu 12.04 and have an application accessing the USB port of computer. My Ubuntu username is gadu. Until today, i've always used the following command: ...
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Can't get my Blue Snowflake Mic to work [closed]

It was working fine when I bought it. I think it was an update or something that made it stop. I don't think the Mic is broken, at least I hope not. Can anyone help? Please? I need it before ...
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How to install Windows XP from Ubuntu via USB

I need to install Windows XP on my machine that currently runs Ubuntu 10.10. I have a slipstreamed ISO for XP and only a USB to boot from. I do not have access to another Windows machine, and my ...
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How can I tether my android phone with pdanet to my laptop via usb?

For my iphone I was using this with pdanet to tether via usb. Now I have an android phone, also with pdanet. I'd appreciate any help. Edit My phone is a droid x. I'm using the latest OS officially ...
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How to access the SD card through my Sony Ericsson Xperia Arc Phone?

I have a Sony Ericsson Xperia Arc phone and I cannot access its SD card through the USB cable provided. I have set the USB connection mode to MSC yet when I connect the phone to my computer I cannot ...
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Ubuntu doesn't “see” external USB Hard Disk

It's NTFS. It's USB2. I'm using Ubuntu 13.04. It works perfectly fine on Windows (which excludes cable and hardware problems). I have two Ubuntu computers and it's not detected on either. It's about ...
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Ubuntu can't see my Android phone!

I'm on Ubuntu 12.04, and trying to connect my Samsung galaxy Gio (Model # GT-S5660M) with Android 2.3.4 (GINGERBREAD_MR1). When I plug my phone in,via USB, it will charge, however Ubuntu will not ...
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Installing Ubuntu on a Windows CE 6.0 EzBook PC (ez-72a)

I recently inherited a cheap EzBook PC and decided it might be fun to throw Ubuntu on it. I have a USB all setup but for the life of me can't get it to boot from USB! I've looked online and can't seem ...
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Bootable USB not working for me

I currently have an HP computer that is only a few months old. The computer recently started running super slow and I was going to change from Windows 7 to Ubuntu as I know that Windows has way more ...
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Is ubuntu installation binded to the installed-on hardware?

If Ubuntu was installed (full installation) on a USB flash memory, and then tried to boot that flash memory on another PC, will it boot? I am trying to decide whether to use full installation or use ...
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Trim and SSD with usb 3.0 enclosure does not work - UASP not supported?

I have installed one SSD disk (Micron C400-MTFDDAC128MAM) in an external usb 3.0 enclosure. Now I want use this disk as second disk in my laptop with Ubuntu 12.04. Disk is working, but I want to use ...
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Do barcode scanners work on ubuntu?

I want to buy a barcode scanner to read labels from our products. I don't know if it will work on ubuntu. I have the option to get a CiperLAB 1070. Will it work if plugged in?
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Will VirtualBox recognise a USB device if Ubuntu doesn't recognise

I am running Windows XP as a virtual machine through VirtualBox on Ubuntu 11.10. I have some USB devices (namely a video grabber & Android phone) that aren't recognised by Ubuntu. Will they be ...
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How do I disable USB Auto Play?

How does one prevent Nautilus from automatically opening a window when a USB flash drive is inserted in Oneiric? The autoplay options appear to be missing from Nautilus' preferences, and using ...
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Cannot mount external USB 3.0 Hard Disk

I have a USB 3.0 external hard disk which I am unable to mount. The entry appears in the "lsusb" command, but I do not exactly understand how to mount it. This is the output for my lsusb command. ...
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Ubuntu won't boot from a USB on my Windows 8 laptop

Yesterday I set up Ubuntu on a 32GB Sandisk flash drive. I booted it up on my Windows 7 PC, and it works flawlessly. I haven't had any problems getting it to boot with USB priority on that machine, ...
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Can't Install Xubuntu to Asus eee PC 901

I can’t install xubuntu from usb. I did not make any changes when I was in usb disc creation section. It says it was 100% complete. I restart and make changes from bios on boot section. Save it. Ok. I ...
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Failed to install bootloader

I am trying to install Ubuntu 12.04 by creating a USB Boot Disk. I am using a 500 GB External Hard-drive ("Elements"). I get through the first part of using the start-up disk creator. I select ...
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How can I use a Huawei E1750c USB modem?

'BIG' UPDATE I reinstalled the package (as I and binW pointed out) and now it recognises the modem as a modem. I configured the network, but I can't connect (acording to the 'lights' the modem shows I ...
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How do I get a D-Link DWA-140 usb wlan working?

I just installed natty beta 1 and my d-link dwa-140b2 usb wlan dongle doesn't work any more. Any ideas for how to fix it? This is what I get in syslog Apr 12 20:00:16 agda kernel: [ 118.779178] ...
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How do I autosuspend a usb device?

I am trying to follow the instructions on Lesswatts, to enable usb autosuspend. When I run powertop, it says, that I have a device (USB device 2-6 : 2.4G Multimedia Wireless Kit (Chicony)) that is ...
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Data doesn't get transferred correctly to USB, why?

I have Ubuntu 13.10, and whenever I copy something to USB sometimes it works but mostly when I check the data on other machine (with Windows or Ubuntu) it shows nothing or if it does then its partial ...
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Incomplete file transfers to USB drive with Nautilus

Sometimes when I copy or move some files to my USB drive Nautilus says the transfer is completed but when I unplug the USB drive and plug it back in again the file that I copied or moved is not there. ...
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USB Audio card fails to initialize after turning it off and on again

I have a problem with an "E-MU Tracker Pre" USB audio card and Kubuntu. When I start the audio card for the first time since boot everything works fine, but after turning it off and on again, ...
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Only root can mount /dev/sdb1 on /media/sdb1 - contribute to external usb drive

I can't understand why, when I tried plug-in external USB driver in Ubuntu 12.04, I see next message: Error mounting: mount exited with exit code 1: helper failed with: mount: only root can mount ...
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Can Windows filesystem files show different size after being copied on a linux filesystem?

I copied a folder containing other subfolders, with some thousands of text files inside, from a FAT32 usb drive to the desktop of ubuntu. After doing this, I checked the folder properties, to be sure ...
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Getting MTP to work with a Galaxy tab 2 7.0?

I'm trying to get MTP with the galaxy tab 2 7.0 working on my ubuntu installation. Such that I can access the files. I tried to do what is described here: ...