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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Why do I not have permission to access my usb device, wihch is in /dev/ttyUSB0, even though I am in dialout?

Ubuntu 14.04 problem: It seems I do not have permission to access ttyUSB0, though I am already in the dialout group.(and logged out and back in) Heres some things I have run: ammirato@bvision4:/dev$ ...
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20 views

USB Printer: unable to enumerate USB

I have issues getting my canon MP540 to work on my 14.04 machine. They Printer is not recoginzed at all. tail -f /var/log/syslog when plugging in: May 15 21:18:53 Notebook kernel: [ 1218.970245] usb ...
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2answers
52 views

How can I stop 'Unable to mount Android Device' messages from popping up?

Using 15.04 When I connect my phone to my PC, I get a message popup saying that Ubuntu was unable to mount the device - however I'm able to access the storage on my phone to add/remove files etc. ...
3
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2answers
200 views

How To Safely Remove Hardware From USB Ports?

Today I connected my Amazon Kindle via a USB port. When I wanted to disconnect my kindle, I didn't see any option to remove USB device from the PC. I am searching for the 'safe remove hardware' ...
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0answers
15 views

trying to re-install Ubuntu from USB, initramfs error

I had a laptop with Ubuntu 14.04 that was very buggy that I wanted to install 15.04 on. Before inserting the USB, I noticed that I seemed to have two partitions, one being 500 GB and one being about ...
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1answer
23 views

Installation progress stuck at splash screen (“Started WPA supplicant.”)

I downloaded Ubuntu 15.04 via torrent and made a bootable USB using: sudo dd if=~/Downloads/ubuntu-15.04-desktop-amd64.iso of=/dev/sdb I inserted the stick into a new ASUS laptop (running free dos) ...
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0answers
4 views

Problems with Mac USB Linux Loader

I have been trying to boot Ubuntu with a USB stick on my Macbook Air. I have found several tutorials for this, but all with an older version of both the Mac USB Linux Loader and Ubuntu. Even though I ...
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28 views

Live USB not appearing in Boot Menu Acer Aspire V15

I have been stuck on this for days now. I want to install ubuntu and uninstall windows 8.1 on my acer 1.Downloaded ubuntu 14.04/15.04 went smoothly Download linux live usb creator and another live ...
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28 views

mtp not work ubuntu vivid 14.10 and Lenovo S-930

I added into /etc/udev/rules.d/51-android.rules: UBSYSTEM=="usb", ATTR{idVendor}=="17ef", ATTR{idProduct}=="7718", MODE="0666" Then I ran the following command (restarting the udev service): $ ...
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0answers
12 views

Ubuntu Won't Install to older Netbook from USB

I have an older HP Mini 1000 netbook that originally came with Windows 7 Starter. We replaced that with a standard version of Win7 to gain access to more features, but once the OS became too big for ...
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2answers
44 views

SOLVED - Cannot connect to network using a WiFi USB Adapter

This question has been solved. Thank you for all your help. The solution was just to downgrade. Didn't even need to install the OS for it to work, it worked inside the installer. My mother's old ...
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0answers
36 views

Copy the bootable live CD to USB in ubuntu without installing winusb

I have a installation CD of windows 7 and I want to make boot-able USB from this CD, to install windows 7 to my other computer. I checked a post form A: Convert a live CD to a bootable USB but this ...
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0answers
18 views

Hard Drives in Startech Enclosure Are Not Recognized

Issue 1 With Computer 1(Running Ubuntu 12.0.4)? I have 8 external hard drives of varying sizes from different manufactureres that are formatted as either ntfs/ext4. We purchased a Startech 8-bay ...
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0answers
19 views

how to create accesspoint using hosapd and wireless device (TL-WN822N) with ubuntu 14.04?

how to create accesspoint using hosapd and wireless device with ubuntu 14.04 (i used 300Mbps, High Gain Wireless USB Adapter(TL-WN822N) ) this usb device not supported.i think there was a problem in ...
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1answer
22 views

windows ISO file showing a lock sign on it.that is why it is giving problems in making USB stick boot-able

Because of this lock maybe that is why nothing helping me out in making a USB boot-able.I tried everything for making a windows ISO file to burn into a USB to patched,imaged to a USB that can be boot ...
3
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1answer
69 views

Help with Belkin Dual Band Wireless Adapter AC867

I've been trying to get my Belkin AC867 Dual Band USB adapter to work with Ubuntu 15.04 with no success. I followed this tutorial ...
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0answers
8 views

custom rule to force FDTI Quad UART FT232r output on specific name

I would like the 4 UARTS that show to be on a name other than /ttyUSB0 because i have many devices that end up on /ttyUSB* I have written a rule which can create a symlink or new name based on the ...
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0answers
34 views

USB 2.0 ports not working 14.04 device descriptor read/64, error -32

Tried asking this on ubuntuforums but nothing forthcoming there. Here's my issue: Hello I wonder if someone can help me with this. I have searched but yet to find an answer that works. Ubuntu 14.04 ...
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0answers
19 views

Installing Bootloader/Grub2 on USD with Ubuntu on HDD

I have a Lenovo y510p system with Windows 8.1 pre-installed. It has UEFI with secure boot and I want to dual boot Windows 8.1 with Ubuntu 14.04.2. I am not a too tech savvy person and want to look at ...
2
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1answer
34 views

WD Passport external HD connected but not recognized

I have a 1TB WD Passport External HD. It was working 2 days back and is in perfect condition(its a new one). Today, my HD stopped being detected on my Ubuntu machine. The light on the HD was blinking. ...
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0answers
29 views

How to share internet from iPad to Ubuntu via USB cable

How to share the internet of my iPad Air with my Ubuntu PC? On the iPad I navigate to: Settings -> Personal Hotspot, there it displays: TO CONNECT USING USB 1 . Plug iPad into your computer ...
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1answer
148 views

Ubuntu 15.04 on USB with UEFI

My desire is to do the following. The computer has W8.1 on the HDD and it is using UEFI I want to install Ubuntu 15.04 on 32GB USB stick in a way that I can install regular updates and it remembers ...
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174 views

Can't boot after installing Ubuntu 15.04 message [3.877375] ACPI PCC probe failed.starting version 219.error opening USB device 'descriptors' file

Can't boot after installing Ubuntu 15.04 message: [3.877375] ACPI PCC probe failed. starting version 219. error opening USB device 'descriptors' file. I managed to boot in safe mode. My laptop is ...
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0answers
18 views

Audio Lag/Delay with USB Headset

I own the Corsair Vengeance 1500V2 USB Headset and I like them quite a lot. I have recently switched back to Linux by installing Ubuntu 15.04 64-bit. Everything is fine expect from some audio ...
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4answers
60 views

in ubuntu is any software existing for making a usb botable…like win to flash in windows [closed]

from 4 days i am struggling with these soft-wares.......brasero disk burner,unetbootin,startup disk creator,disks,gparted partition editor,winusb...but no one is helping me out..unetboot said after ...
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2answers
30 views

my macbook pro will not let me have ubuntu…please help!

I have acquired a 2009 macbook pro 15 at a great price, but I can't seem to figure it out in order to get ubuntu as my only os. I first placed my boot disc I have always used and it would not run. ...
2
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0answers
17 views

Prevent usb HDD Sleep mode?

I'm having a problem with my computer running Ubuntu server 12.04, I have an external USB HDD plugged in for samba file sharing but after a few hours not using samba the USB HDD goes to sleep. When I ...
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0answers
46 views

Install HP 5740 office-jet all-in-one on ubuntu 15.04

I updated from ubuntu 14 to 15.04 so HPLIP 3.15.2 is installed and in theory the HP printer officejet 5740 e-all-in-one should be supported. Yet the HPLIP does not recognize the printer from the USB ...
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0answers
19 views

thumb drive went in to read only mode, no idea why?

It's almost brand new, suddenly sudo dd if=/dev/zero of=/dev/sdd bs=512 count=1 dd: failed to open ‘/dev/sdd’: Read-only file system tried with sudo hdparm -r0 /dev/sdd /dev/sdd: setting ...
1
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1answer
25 views

errors coming after installing Ubuntu 14.10 64 bit from a usb stick

I keep getting errors after the installation of Ubuntu 14.10 64-bit installed using a USB stick. The first time this happened was yesterday when I tried to upgrade from 14.10 to 15.04, but when I ...
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0answers
14 views

How do I add external usb disk to launcher (15.04)

My external usb disk used to show up in the launcher when I plugged it in. I stupidly unlocked it. How do I get it back in the launcher? This is Unbuntu 15.04.
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1answer
57 views

Trouble accessing BQ Ubuntu Phone on Ubuntu 14.04

I have the BQ Aquaris E4.5 Ubuntu Phone. For a class project, I need to perform a simple forensics analysis on it. However, I am having trouble accessing the device from a computer (both Ubuntu 14.04 ...
1
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1answer
49 views

usb mount problem to aquarisE4.5

Regardless of restarts, I cannot connect with USB to my AquarisE4.5 through my file browser anymore. First it says: No such interface 'org.gtk.vfs.Mount' on object at path /org/gtk/vfs/mount/1. ...
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1answer
19 views

How to tell which USB port to monitor

I'm trying to capture some packets for a USB device which works in a MS Virtual Machine, so that I can try to write some Linux support. I am using libpcap and wireshark to capture the USB packets. ...
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0answers
18 views

Cannot boot Ubuntu 14.04 USB on different computers, blinking cursor kill screen

I have been having a problem involving attempting to boot Ubuntu 14.04 on some computers. I installed Ubuntu onto a USB using my home HP Pavilion Quad-Core, and the computer I am trying to make the OS ...
1
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1answer
33 views

usb boot controller not found

I have recently purchased a 2009 macbook pro with Yosemite...I want ubuntu and loaded a usb from third party (unetbootin). when I boot from the usb it tells me it can't open but then goes to the menu ...
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3answers
346 views

How to install snappy Ubuntu 15.04 Core images on a PC

Can you please help with some instructions on how to install Snappy Ubuntu core on an AMD64 PC? I can find the image at this URL. But I've not been successful installing booting it of an USB and ...
0
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1answer
39 views

External USB3 HDD works in USB 2.0 port, but not in USB 3.0 port

I have a new external HDD designed for USB 3.0, but it only works in my USB 2.0 port. The computer is a laptop running Ubuntu 14.04. dmesg gives the following error when plugging into USB 3.0 port. ...
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0answers
34 views

Multi-Display: AccelMethod - conflict between intel and displaylink

With Lenovo Yoga 2-13 Pro device, I use Ubuntu 15.04 and performance is fine with built-in screen (only). In the same way as I do with this device when booting Windows, the device supports well the ...
3
votes
1answer
68 views

USB Keyboard not working in Xubuntu session - How to debug?

My USB keyboard doesn't work in Xubuntu, but does in Gnome, Unity or the console. Details below... I have a Logitech unifying USB receiver that connects to a K330 keyboard and a mouse. I have two ...
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0answers
20 views

must wireless network turn on hard switch in ubuntu?

My computer comes with a built-in wireless adapter, but the hard switch is not very reliable and leads to constant drop off line, thus I purchased a belkin usb wireless adapter to help. It works ...
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0answers
24 views

Graphics does not display during Linux dual boot install on Mac OS X

I am currently running a 2015 Macbook Pro with Yosemite 10.10.2. I downloaded Linux Mint 17.1 and Ubuntu 14.04.2 both of which are 64 bit versions. I manually created a live USB for each OS using the ...
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30 views

USB and Bluetooth not working with 14.04 on Dell Inspiron14R N4010

I am new to Linux and installed v. 14.04 LTS on my Dell inspiron 14r n4010. Everything is going perfect but with some issues: 1.USB is not working at all. None of my flash drive or USB modem ...
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28 views

How configure com port forwarding?

I'm newbie Ubuntu 14.04 user, and i need configure com port forwarding. I have usb-com adapter, ubuntu 14.04 and windows server 2008. I connect with reamnia RDP client to winserver 2008 and need to ...
0
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1answer
74 views

Terminal access to AquarisE4.5 from Linux Mint [closed]

I just got my first linux phone today, and wanted to hook it up to my laptop and start messing around through terminal. But I can't seem to be able to get in touch with it. From what I've read so far, ...
0
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2answers
31 views

How to make a bootable mac usb IN ubuntu

I screwed with some bin files in MAC OSX, and can't log in. Anyways, I want a bootable ubuntu usb so I can recover my files/look at the disks. I KNOW HOW TO MAKE A USB BOOTABLE IN MAC. However, I do ...
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1answer
43 views

Ubuntu live usb installer wont boot up

Good day, Can anyone help me in regards to the installation of ubuntu 15.04, first of all I've downloaded the amd64 or the x64 version of it, after making a bootable flash drive using the Universal ...
0
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1answer
32 views

I can not execute .bin file in a external usb

One moth ago I install cmap tools in my home folder, but now I want to install cmap in my external usb. I always install cmap.bin in my home folder using this command: chmod +x file-cmap.bin but ...
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0answers
21 views

Fixed bit rate for usb-wifi dongle

I would like to do some measurements using wireless transmission at fixed bit rate. I know that this is possible using the command (for 1 Mbps) iwconfig wlan0 rate 1M This command takes effect when ...
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1answer
35 views

How to compile qemu with usb suport

I have recently downloaded qemu and compiled qemu 2.3.0. I can compile and install just fine, but I cant figure out how to get USB support. I have installed libusb 1.0.9 but when I run configure for ...