USB stands for Universal Serial Bus and is a general and universal interface standard for connecting computers and electronic devices.

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USB Wifi Adapter

I keep getting kicked off my wifi when using my usb adapter. It seems like it is only when using the adapter while connected to the 5G. But it kicks the whole router down, so that everybody loses ...
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53 views

Do the usb ports (type c) of the new macbook or chromebook have direct PCIe access? Or do we not know yet?

The usb type c standard supports PCIe signals as an alt-mode. Do we know if the type c ports on the latest macbook and chromebook have PCIe access. If they don't or we don't know yet, then what is ...
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1answer
74 views

3.5" FDD to SATA / USB

Motherboards these days don't tend to have floppy cable/bus pins. It's a bit "old hat" I suppose. I have such a motherboard, but would like to connect an internal floppy drive to it. It's the sort of ...
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197 views

How do I fix crackling in my audio seemingly caused by my USB Logitech trackball mouse?

My USB mouse—an unknown trackball model made by Logitech—has, as of a recent system rebuild (I used Windows 8’s “refresh your computer” feature), begun making my audio crackle. I did some research and ...
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1answer
26 views

Does using zfs with (mirrored) usb drives have any drawbacks except speed?

I'm interested in using zfs with usb drives for storage on a linux desktop machine. I already have a lot of large external drives so this will be cheaper than buying new internal drives. I might have ...
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2answers
130 views

Run Linux dist from bootable USB on Surface Pro 2

I'm having issues booting from USB on my Surface Pro 2 with win 8.1 and UEFI. Tried creating bootable USB using LinuxLive and a Linux dist. Also tried creating bootable USB with Easy2Boot, and adding ...
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2answers
61 views

Why is a keyboard with a USB extension cable—which is connected to a hub—not working?

I use an expensive wired USB ergonomic keyboard at work. The keyboard connects to my laptop via a USB hub. Everyday, I have to plug the keyboard in the morning and unplug in the evening. It’s USB ...
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36 views

Changing Harddisks and recovery media

I have a Lenovo Thinkpad whose hard disk has started giving errors (but still works). Lenovo is replacing the HD under the 3 year warranty. However, they say the OS and data is my baby, they have ...
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2answers
994 views

Is there any way to prevent a USB flash drive from being written to? [duplicate]

I see lots of articles about preventing a specific computer from writing to a USB flash drive or preventing malware from getting from a USB flash drive to a computer; what I can’t find anything for is ...
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1answer
33 views

Joystick with Remote Desktop

Why can't I use my Logitech Extreme 3D pro joystick work through remote desktop, as does a USB mouse or keyboard? Joystick is connected to Laptop A (can be running either Windows XP or Windows 7). I ...
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1answer
27 views

Detect number of USB controllers

Is there a way to detect thru OS the number of internal USB controllers and what connector/port is assigned to what controller when more than one controller is available ?
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1answer
37 views

What read/write speeds must an external storage have to make it worth putting a swap partition there? [closed]

This question is for my Raspberry pi A+ (256MB RAM) which is on Raspbian Linux. I have no qualms about using a flash drive and using up its read and write cycles if need be. I'm just curious on what ...
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1answer
43 views

Is OTG a hardware feature in smartphones? [closed]

Smartphones have OTG micro-USB that allows you to stick in USB drives straight to the phone with a connector. Some phones such as many Windows phones do not have this. Does OTG require any extra ...
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1answer
63 views

Connect an RGB LED strip over USB [closed]

I am building a PC and wanted to do custom lighting with an RGB LED strip. I could connect an Arduino to one of the internal USB headers but decided that I wanted to try and connect the power to molex ...
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103 views

USB SuperSpeed device failed to peer?

My motherboard is a Mitac PD10BI which claims to have two usb controllers, one 2.0 and one 3.0. Whichever ports I plug into the usb devices all go onto the first controller and I get the 'not enough ...
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86 views

Why external harddisk are cheaper than internal [closed]

If you look in any online shop you can see that usually external usb harddisk are cheaper than internal hdd with the same size. I thought they where different/older model. But online i found ...
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0answers
24 views

3TB external suddenly becomes 746GB unallocated [duplicate]

I have an external drive my main drive is a 1TB slave is a 3TB which I used the GPT to get it there my USB drives are in a dual enclosure one being a 1TB the new one I just purchased only shows 746 ...
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1answer
29 views

Unable to allocate partitions to USB

I recently received a USB. It worked fine for a while, then I formatted it using the Format New Disk menu in Windows. Now, it has a lot of unallocated memory. I know this is not a fake USB drive ...
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54 views

Connect USB 3.0 to Linux Guest in VMWare Player

I need to connect a USB 3.0 external hard drive to my Ubuntu 14.0.4 guest. USB 2.0 devices work as expected, but USB 3.0 devices do not appear. I have enabled USB 3.0 in the virtual machine settings, ...
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1answer
118 views

Built-in display brightness can't be changed and one USB port not working after upgrade to Yosemite (10.10.2) on Macbook Air (early 2014)

Started happening right after I upgraded from Mavericks to Yosemite. I tried changing the brightness from the keyboard and from the System Preferences and it doesn't work either way. The brightness ...
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1answer
30 views

How to estimate the time needed for transferring files between internal and external drives?

My laptop usb port is usb 2.0. my external hard drive is usb 3.0. Wikipedia says Due to bus access constraints, the effective throughput of the High Speed signaling rate is limited to 35 MB/s or ...
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272 views

Can’t connect to a Sony SmartWatch 3 via USB in Windows 7

My Sony SmartWatch3 is shown in device manager (Windows 7, 64bit) as device without driver and the system can’t find driver for it. Here are steps I have attempted to solve the problem that have not ...
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1answer
56 views

Raspbian :Automatically mount external drives (plug & play)

Shouldn't I be able to plug in a USB device into my raspberry pi and for it to automatically mount? I decided not to use the Desktop Enviornment of Raspbian. When I list the mounts in /mnt I don't see ...
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1answer
64 views

Re-route laptop dc power jack to a usb port [duplicate]

Because many times my laptop powers off after some movement around the power jack, I thought I would re-route the internal power cables that ends up in the DC power jack, and fit them into a USB. Then ...
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1answer
62 views

udev on Ubuntu not working for USB plug in

I am trying to do a "simple" task, run a script /usr/local/bin/USBTesting.sh when I plug in a specific USB device. I created /lib/udev/rules.d/99-USBTesting.rules ...
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1answer
114 views

USB mouse and / or keyboard stopped working after while or at boot time

Recently I have a problem with USB keyboard and mouse or maybe the USB port itself. Suddenly the keyboard and/or mouse stop working, then I need to unplug and plug them to work… But not always… ...
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1answer
218 views

Cannot use a Kingston 16GB USB stick as 'live bootable USB'

I use USB sticks to install different operating systems, mainly Linux distros, which can fit on a 2GB USB stick. I have one 16 GB Kingston USB stick ( in fact: 16 GB Kingston Datatraveler G3) that I ...
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2answers
25 views

Using a “unapproved” charger with phone. Any actual real dangers? [closed]

I have a OnePlus One. It states that I should only used approved chargers (aka the one that came with the phone). Is there any real danger with using for example an iPhone wall to usb adapter to ...
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0answers
38 views

No operating system found on USB

I used to run Windows 7 Ultimate x64. I decided to switch to Ubuntu 14.10. I booted it up on my USB and loaded it. It started in demo mode. I started the install process and I could do all but ...
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60 views

Using USB Drive as Boot Drive and Storage

I have a 32GB USB drive that I am trying to use as both a boot drive for a ChromeOS version available from http://chromium.arnoldthebat.co.uk/, and to use the remaining space on the drive as I ...
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40 views

When a USB is plugged in, automatically backup files to USB on a mac

I have a USB with the name Backup USB, when I plug it in, it should copy over the entire directory (and recursive directories) ~/Documents/uni/ to the USB. I understand I could use Dropbox, Google ...
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1answer
15 views

Booting Linux From External USB Disk stops spinning

I have installed Linux (Slackware 14.1) onto an external USB Disk on which I installed LILO. The boot process starts correctly loading the kernel but, after a while, I got in a “kernel panic” error ...
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26 views

Block every USB but one Windows 7 Registry

I want to disable all new plugged in USB Sticks by a User, but want to keep my only one Stick still accessable. For example I plug my "Master"-USB in and I can transfer Data to it. Another user ...
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1answer
30 views

How to disable some specific USB ports

I have a Windows XP machine with Gigabyte EP31-DS3l Mobo. There are two ports on front panel and 4 on back. For some reason I want to disable those two front ones. That is I want to have just the ...
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107 views

None of USB ports are working on Windows and Linux

None of the USB ports work anymore on my Acer Aspire E1-571G laptop which is running both Windows 7 and Fedora 21. It can’t detect anything. For example flash memories, USB mouse, my Android phone ...
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2answers
53 views

Tapping data into a USB printer

I don't know how to ask the question so I will describe what was done previously with serial and I'd like to know if it can be duplicated with USB. In the old days, POS systems spit out ASCII data ...
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1answer
67 views

Annoying buzzing noise in earphones connected to my Laptop

When I connect an Earphones / Headset to my Laptop (an average ~700€ Laptop) like in the following figure, I get a very annoying random buzzing noise in the Earphones. I can clearly hear it when not ...
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75 views

USB mouse disconnects seemingly at random

I am having a persistent issue with my USB mouse disconnecting seemingly at random from my computer. After a brief delay (less than a second to a few seconds) it will reconnect with the windows ...
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20 views

Autofs doesn't mount at startup

I am trying to use autofs. What I want from autofs is to automatically mount my hard drive that is attached to the USB port. That is for the times when I reboot the machine, or disconnect and ...
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64 views

LIVE USB has error Grub Rescue

my issue is NOT ubuntu 14.04 LTS installed on HDD. my issue is live usb getting error on boot "no such device: ..... grub Rescue > " i know people say just format and remake whole live usb again. i ...
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1answer
28 views

ISDN: Usb Modem Windows XP

So I have a D-LINK Windows XP ISDN Modem which I have to use to contact our telephone service in the building. I'd love it to run under Windows 7 or 8 but it doesn't. However the USB-modem is ...
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2answers
122 views

What are the implications of plugging a USB 2.0 hub into a USB 3.0 hub [closed]

I have a notebook that when im at home i use for work with a keyboard/mouse, a monitor (the monitor is HDMI) and some peripheals. Well, i already have a cheap USB 2.0 powered (5v/1A) hub with 7 ...
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141 views

hub 3-0:1.0: couldn't allocate port 9 usb_device

I have a motherboard Asus H97-Plus, and recently, don't know why, everything has gone mad. The bios took 4 minutes to load before displaying, then I had GRUB (I could select Ubuntu 14.04), and then ...
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1answer
34 views

Two micro-USB devices issue

After reading the question Why are there no Micro USB to Micro USB cables? and related posts, I stil didn't find any answer to my case. I have bought a car radio that has the possibility to play music ...
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1answer
62 views

ID disk from event message

I have the following event in event viewer: "The driver detected a controller error on \Device\Harddisk6\DR19." Log Name: System Source: Disk EventID: 11 Level: Error How do I know what disk this ...
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1answer
763 views

Can I charge my laptop using a power bank using my laptop charger?

I have a Dell XPS-1530 laptop with a 9 cell battery. It's working fine but I was just wondering whether I could use a power connector or something to plug my laptop charger's 3 pin plug into another ...
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1answer
177 views

Live usb windows xp

I want to create a bootable usb that contains windows xp.I dont want to install it , i just want to boot it, but i have couple of problems. I tried to create live usb from full windows xp file (the ...
11
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1answer
394 views

Why is there a speed increase when using a USB 2.0 device with a USB 3.0 port?

I know this question, or similar questions, have been asked before, but still I am curious… My laptop has two USB 3.0 ports and—on occasion—I will plug in a Western Digital external hard drive which ...
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2answers
34 views

Can a Wi-Fi device be a WAP and provide internet connectivity simultaneously?

I’m working on a project where we are using two Wi-Fi dongles, one to provide a WAP and the other for connectivity. However, setting this up in Ubuntu is a royal pain. Is it even possible for one ...
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1answer
51 views

How to block certain driver in Windows 8.1

So I have an UART to USB chip that I use to interface Arduino board with my PC. It's a Prolific PC2303HA device. The problem is, that Prolific dropped support for this device. Their current drivers ...