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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Bluetooth only detected when disabling USB 3.0 at the BIOS

I installed Ubuntu 14.10 on a ASUS Zenbook (code UX-301LA). It does have an onboard bluetooth module, and I have seen it listed by lsusb when I disable USB 3.0 on the BIOS. However, if I enable USB ...
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22 views

Binding device to a driver module

I'm trying to understand better the process of binding a device to its driver. I have an USB tool (In System Programmer for Arduino) whose Id (Product and Vendor) are known. The driver, cdc_acm.ko, ...
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22 views

USB 3.0 drivers

Can anyone tell me what exactly is the USB 3 driver that is incorporated in Ubuntu? I'd like to look for a hardware that matches that driver exactly. Thank you.
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33 views

I cannot install Ubuntu 14.04.1 LTS on my Lenovo G50/70 IntelCore I5 from a Bootable USB

I created a bootable drive using Universal USB Installer and then UNetbootin, but both times it gave me the same error message telling me that the boot up failed. What should I do?
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1answer
29 views

Store on USB at system boot

I am interested in storing data on a USB drive every time my system boots. I have placed a script in the init.d directory but I am not able to copy my data in the USB stick. Is it possible that the ...
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1answer
29 views

MBR is on wrong drive (USB) now windows/ubuntu won't boot w/out usb connected

I somehow installed Grub on my USB drive, now Windows/Ubuntu won't boot unless my USB drive is connected. How do I move the MBR to my laptop - internal HDD? Acer 64; Windows 8; Ubuntu 14.xx
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1answer
38 views

Error mounting USB drive on Ubuntu 14.04

I have a USB drive that I used to mount on my Ubuntu 14.04 config (it was working perfectly). Now I get the following message each time I connect it to a USB port : Error mounting /dev/sdk1 at ...
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23 views

Authentication required for USB devices!

is there a way to allow USB devices mount only after the user password was asked and granted? I need this for admin and guest accounts in school to stop kids bringing portable browsers and other ...
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1answer
51 views

How to install Kubuntu from working OS?

I have dual-boot system. Now, I want to erase all packages and all home's files on my Kubuntu, i.e I need 100% clean system. I decided to make a bootable usb-stick. I tried to boot from it, got ...
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19 views

blacklist.conf file is showing completely blank

I have some touchscreen ubuntu devices which run on 10.04LTS (pretty old) with kernel 2.6.34. Now to disable USB mass storage access to the end user I placed the line blacklist usb_storage in the ...
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1answer
17 views

I'm trying to format a usb drive on ubuntu. I followed some instructions and got an error

Here is the error: Error synchronizing after initial wipe: Timed out waiting for object (udisks-error-quark, 0) What does it mean and what should I try next? I've tried ejecting and taking the usb ...
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1answer
24 views

Web cameras fails under 14.04 with usb2

system: Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz RAM:8Gb XUbuntu 14.04 (all latest updates) kernel: 3.13.0-45-generic #74-Ubuntu SMP Tue Jan 13 19:36:28 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux ...
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40 views

Canon printer MP630 no longer works after installing Ubuntu 14.10 - 64 bit

I have used a Canon MP630 with Ubuntu for the past 4 years connected with USB. However, after installing Ubuntu 14.10 - 64 I cannot not get it going any more. I have trawled the sites and tried many ...
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22 views

Flash Drive Partitioning

I have been trying to use a Kingston 16gb flash drive that has worked great up until now It is unformatted but when I try to format it in Gparted, It says that I need to make a new partition table. ...
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1answer
20 views

Trying to disable mouse accel and I have a question

Can someone tell me how do I figure which of these 2 is actually my mouse so that I can actually turn off mouse accel ? .Why the hell does it show 2 A4TECH USB DEVICE?
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1answer
43 views

Why is my USB Ethernet Card not working in Ubuntu 14.04 Server?

I've got a laptop which I'm trying to set up as a server (a rebadged Uniwill 223ii0), but it has an ethernet port which is dodgy (sometimes works, sometimes doesn't). I bought a £20 usb ethernet card ...
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13 views

Sudden changes of sound input, Ubuntu 14.04

I have the built in audio board and an external USB headset. The selected sound output is stable and remain set on my selected device. But the sound input suddenly decides to switch to the built in ...
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62 views

DisplayLink DL-165 Chip support Ubuntu 14.10?

Is the Plugable USB-VGA-165 USB to VGA Adapter for Multiple Displays up to 1920x1080 / 1600x1200 Each (DisplayLink DL-165 Chip) supported on Ubuntu 14.10? Has anybody been able to connect multiple ...
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29 views

Install Ubuntu on USB [duplicate]

I want to install ubuntu on a usb disk, but not as in a liveCD or another method to install it on a computer. What I want is to use a thumb drive as an actual computer, as in a user account. From ...
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1answer
13 views

USB Drives Inaccessible to Multiple Users

My Ubuntu install is mounting USBs just fine, but the only user who can access it is the one who plugged it in to the PC--which is rather problematic since this is a family computer which is in a ...
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1answer
19 views

Linksys AE1200 usb dongle

I have read the How do I install the driver for my Linksys AE1200 Wireless-N USB Adapter? question and I have been able to get the blue indicator light on and Sudo ndiswrapper -l : ...
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32 views

How to avoid “hub_port_status failed”error messages?

On startup and on closing Ubuntu (14.04 LTS) displays many lines like [ 14.212517] hub 1-8:1.0: hub_port_status failed (err = -71) Then the computer seems to work ok, although there seems to be ...
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1answer
40 views

Unable to format pen drive

These are the errors i am facing. I have tried gparted and disks. Gparted error: Input/output error during write on /dev/sdc Error formatting volume Error wiping device: Command-line `wipefs ...
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1answer
36 views

Why bluetooth or USB 3.0 fails to load during booting?

Everytime I open my laptop with ubuntu 14.04 (dual booted with win 7) either bluetooth firmware fails to initialize or USB 3.0 ports. At this time also bluetooth is working fine but usb3.0 is not ...
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45 views

Change boot order in 14.04

I uninstalled windows 8.1 on my toshiba satellite. I set my computer to boot from USB. After I installed Ubuntu and restarted my computer. It went back to the USB boot screen. I can't get into bios to ...
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1answer
16 views

Trouble With USB Wireless NIC BCM5754

I've done some research. It seems that many people struggled with Broadcom USB NIC's several years ago, but now I don't see a lot of topics asking for help. It's definitely not a "plug and play" ...
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1answer
25 views

USB Power Saving Settings

I have a USB weather station. If the screensaver kicks on (blank screen and lock), data from the weather station stalls out. I can lock the screen manually and I have no issues at all with the ...
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45 views

I can't read a USB HDD in my Ubuntu 14.04 VM (VirtualBox 4.3, Windows 7 host)

I've installed (and reinstalled) VirtualBox 4.3 with the Extension Pack on my Windows 7 host, and created USB filters to hand a few specific WD 4TB My Book drives straight to the Ubuntu 14.04 guest ...
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68 views

USB 3.0 works always, USB 2.0 works sometimes

I have little problem with my two ports USB 2.0. They don't work properly. If something (like mouse or keyboard) is connected on boot it's working but when I re-plug this device he often don't want to ...
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35 views

ubuntu doesnt recognise usb flash drive after formatting in disks

I have just installed ubuntu as my primary os, from a usb. After that I wanted to format my usb, so I went to Disks and found my usb and formatted it. Now I can't find my usb driver but only in the ...
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26 views

Is It Possible to Create a Bootable Ubuntu Install Within Chrubuntu? [duplicate]

I'm currently using Chrubuntu on my C720 Chromebook, but want to create a bootable Linux USB key. The problem is that I can't seem to do this from within Ubuntu once I've loaded it and obviously can't ...
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56 views

UNetbootin on 32GB USB 3 Stick

I run a windows 7 machine, and use UNetbootin to create Ubuntu bootable live USB keys. I have 1 key in particular that I would like to use entirely as a live Ubuntu key, so I can install some apps, ...
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1answer
151 views

alfa AWUS036AC USB WIFI adapter

I am running Xubuntu 14.10 amd64. I have the latest USB adapter from alfa, model AWUS036AC. I downloaded linux drivers for it, they are not packaged to easily install. I do not know how to install the ...
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1answer
59 views

Enabling Hot plug removable media. Virtualbox windows guest ubuntu host

So I have ubuntu 14.04 host with virtualbox installed. A windows 7 guest os on top of that. When I add a device filter for a specific device it works perfectly. What I want to do is add a generic ...
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26 views

Regarding installation of Micromax MMX377G in Ubuntu 14.04

I tried installing Micromax MMX377G 3G dongle in Ubuntu 14.04. I used the command ls /dev/sr and got dev/sr0. But when I tried to mount the device using sudo mount /dev/sr0 /mnt, I got the reply as ...
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1answer
24 views

Ubuntu installation to USB stick removed windows MBR

Got a Windows 8.1 Lenovo laptop. Installed Ubuntu 14.04 to an USB Stick. Can boot into this Ubuntu on a stick. But not into Windows. Want to restore Windows boot. I can still boot into Windows if I ...
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1answer
42 views

Install Ubuntu onto USB stick? (Not installer?) [duplicate]

I'm a total newbie, so sorry if this is a stupid question. I was wondering if I could make a version of Ubuntu I could run straight from the USB stick. Not like the installer, but I'd plug it in and ...
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32 views

When I turn on/connect my external HDD my internet connection stops

I am having a weird problem with Ubuntu 14.10 and external HDDs. Whenever I plug or turn on my external HDD, my internet connection simply stops working. It keeps connected, but with 0 download and 0 ...
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3answers
45 views

Recover files from ruined Xubuntu using Windows

I'm pretty new to Linux and Ubuntu. I have installed a bootable (persistent) Xubuntu on a USB stick, and it worked - I booted from it and used Xubuntu happily. But now it is ruined - I'm not sure ...
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16 views

Conflict between uvcvideo and usb ports drivers

I've installed ubuntu 14.04 32 bits on my laptop, but I have a problem, suddenly my webcam stopped working and my usb port are slow to recognize my pendrive. How can I fix it? Thanks for your help.
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56 views

Ubuntu USB Discriptor -22 Read Error - Acer Aspire TC-605

I have a Acer Aspire TC-605, my specs are the following: Windows 8.1 Intel Core i7-4770 CPU @ 3.40GHz 3.40GHz 12GB Ram 64-bit Operating System, x64-based processor but I keep getting that error, My ...
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1answer
62 views

fstrim not supported on USB flashdrive?

Not sure this has already been properly sorted (but I am a noob) New install of 14.04 server installed on a brand new SanDisk 16Gb USB stick mounted on the internal USB connector of a HP Proliant ...
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0answers
22 views

test of usb on ethernet mode

I am trying to connect my DELL XPS 13 developer edition to a network with a USB to Ethernet adapter (this laptop doesn't have an Ethernet port). I am not able get any signal. I have tried using this ...
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0answers
18 views

How can I connect wifi card via serial-Usb and get a interface of it

I got a external Wi-Fi card as a chipset on board,and connected to my laptop via serial-USB adapter. And meanwhile I got the driver for wifi-card installed. And I checked the device by using dmesg | ...
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1answer
39 views

Help with video capture card

Please help with the capture card pinnacle, 710-usb. It works in windows, but recently I switched to ubuntu 14.04, and I can not get it to work. U who have experience in programming help, need a ...
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2answers
44 views

Universal USB Installer can't detect usb

None of my usbs are detected in universal usb installer.I am running it in wine on ubuntu.My main HD and my dvd drive are detected but not my usbs.
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2answers
37 views

dual-booting now have 2 grub-menu's

I have a Dell Inspirion laptop stock with Windows 8.1, I have added Ubuntu 14.04. Ubuntu install went perfect, rebooted came to the regualar, grub2 menu, (I say regular because it's the same one I've ...
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1answer
161 views

Help installing Ubuntu Desktop Next 15.04 from USB

I would like to install Ubuntu Desktop Next 15.04's daily build from 12/31/14. I would like to know how to install this from a USB stick. I used the instructions on the Ubuntu website for normal ...
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7 views

How do I fully disable 'auto-mount' of USB drives under Ubuntu 14.04? [duplicate]

Background: I've tried using the dconf-editor tool and have unchecked the 'automount []' and 'automount-open []' options, under the 'org->gnome->media-handling' parameter set. (I've even cleared the ...
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1answer
46 views

Solution to slow transfer of files from PC to USB [duplicate]

First of all, my apologies: I've seen a tons of forums related to this topic, but nowhere did I see a solution to this problem. I've switched to Linux only recently and my biggest issue about it is ...