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

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2 different laptops, 1 home office setup [closed]

My fiancée and I used to have the same HP laptop and shared a single docking station in our home office to connect to a HDMI monitor, keyboard and mouse. I have recently upgraded to a Lenovo X1 Carbon ...
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4answers
24k views

Is there a distinct advantage that a PS2 port has over a serial/USB port?

Silly question perhaps ... I'm told that PS2 technology dates back to the early 1990's or thereabouts. By and large, motherboard manufacturers still support PS2 technology/ports instead of providing ...
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2answers
5k views

What exactly does the dd command do?

A few days ago I was delighted to find out that it's not all that difficult to write an iso image to a USB without the help of a third-party program explicitly designed to do so. But the command (or ...
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4answers
22k views

How to Find the Device Associated with a Mounted USB Drive in Linux

How do you find the device (e.g. /dev/*) for a mounted USB drive in Linux (Ubuntu 10.04)? I'm trying to format a Cruzer USB flash drive, and when I plug it in, the icon for the mounted filesystem ...
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4answers
4k views

Can I disconnect a USB drive while copying is paused in Windows 8?

As you all probably know by now, Windows 8 consolidates all simultaneous file copy operations into one single dialog. Also, wonder of wonders, you can now pause any of the operations as well! What ...
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5answers
7k views

Would USB 3 make a difference for a USB 2 5400 RPM drive?

I've got a USB 2 5400 RPM external HD. I'm thinking of getting a new computer with USB 3 ports. If I'm currently getting read/write speeds from the external HD on USB 2 of roughly 30 mb/s (both read ...
8
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1answer
12k views

How to disable power to the mouse and keyboard after shutdown?

After my computer shuts down, I still have the power to the keyboard and mouse. This causes both the keyboard and mouse to have lights that remain lit while the system is off. How do I change this, so ...
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3answers
3k views

Amazon Kindle not charging in Ubuntu

I have a dual boot with Windows XP and Ubuntu 10.10. I connected my Amazon Kindle to an USB interface in XP and in Ubuntu. From XP everything works with no flaw. In Ubuntu the data exchange is perfect,...
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3answers
815 views

Is there some way to connect two computers using USB?

USB is a popular standard and I was wondering whether there is some way to connect two or more computers using USB ports rather than the Ethernet ports.
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1answer
5k views

Is a hybrid Linux USB-Stick for UEFI & legacy BIOS possible?

my idea is to create an USB-Boot-Stick with Lubuntu that is able to boot on an older BIOS Laptop and an newer UEFI Systems. This would be quite easy, when the Stick would be setup as a legacy boot ...
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4answers
157k views

How to format/repair a write-protected USB drive with I/O errors?

I ordered a bunch of 1GB usb drives from a semi-shady Chinese company. Most of them work just fine, but a couple of them won't let me format them because they are "write-protected." There is no write ...
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6answers
27k views

How to disable power to USB ports when laptop is in sleep mode

I have a Windows7 laptop with two external 2.5" HDDs and a cooling pad connected through USB ports. When I put the laptop to sleep, these devices are still powered on - the fan in the cooling pad is ...
8
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2answers
27k views

What is an USB filter driver?

On HP's website, I see a driver which is named "AMD USB Filter Driver". What is a USB filter driver? What does it do? What happens if I don't install it?
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3answers
2k views

Laptop wakes up when I unplug/power off any usb devices

I am wondering if there is a way to change this functonality in windows - everytime an external usb device powers off or if I unplug it, my laptop wakes up from sleep, which is really annoying. This ...
8
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2answers
13k views

Is there a way to power down a USB device using software?

Is there a way that I can power off a (specific) USB device completely using software from a Linux machine? I want to use this to power off (so that the LED is off) a (single) USB stick. Do you know ...
8
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1answer
5k views

Why hasn't micro-USB replaced all others? [closed]

I have devices that take regular USB, mini USB, and micro USB. I get why each was developed. I also get that there is substantial investment in full-sized Type A - every computer has one, and ...
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3answers
5k views

How do I determine if an ISO is a hybrid?

According to this: http://en.wikipedia.org/wiki/ISO_image#Description "A more recent example is the release of hybrid ISO files that can be booted or started from both BD or DVD and USB flash drive ...
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1answer
2k views

How to measure actual USB3 port speed?

Not all USB3 ports are created equal. I have a friend who develops embedded hardware that interfaces with USB chipsets. He told me that most USB chipsets that are slightly faster than USB2 (480 Mbit/...
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2answers
10k views

Booting an Asus EeePC from a LiveCD USB stick

I have two identical Asus EeePC netbooks that are both installed with Ubuntu. One of them was sitting on the closet shelf and the battery went completely dead. When I charged the battery and tried to ...
8
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3answers
20k views

How do I burn an .img file onto a USB drive? [closed]

I'm using Windows and trying to burn this Chromium OS nightly onto my USB drive. Could someone recommend a program (freeware) that can "burn" an .img file onto a USB drive?
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2answers
2k views

Fake USB connectivity for a virtual machine?

I am trying to install the network software for a HP printer inside a virtual machine that's running Windows XP Professional that has no USB connectivity - it doesn't even have USB drivers present. ...
8
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1answer
97 views

Does the BadUSB issue also affect SD cards?

Since I've heard about the BadUSB issue where the firmware of a USB stick can be maliciously changed, I was thinking about ways to avoid this issue. Would using SD cards as an alternative to USB ...
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3answers
33k views

How to create an UEFI bootable USB stick from an ISO

I have an ISO image of my backup solution's recovery cd. When I burn the image to a CD-ROM, I can boot from it in UEFI or normal mode without problems. Unfortunately, this is no solution for my ...
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2answers
10k views

Why does Windows 7 mouse freeze after resuming from sleep?

A similar question previously posted at Super User is Why Does My Windows 7 PC Freeze After Waking from Sleep?, but none of the previous answers intially appeared to solve my problem or were the same ...
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3answers
17k views

Accessing the firmware of an USB flash drive

Is there any way via which one can read the firmware of an USB flash drive? And if there is really such a way, can one write to that memory area?
8
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1answer
2k views

How to install OSX into VirtualBox on a Macbook Air using Apple's Reinstall USB

I'm currently dual-booting OSX and Ubuntu on my Macbook Air, but it'd be nice to run OSX within Ubuntu via VirtualBox. This seems possible using VirtualBox and is legal - there's even a post on an ...
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3answers
2k views

SSD Perfomance - Internal vs External?

I got a SSD for Christmas and it came with the option to have it installed internally or externally. I'm wondering if I have it setup as an external hard drive, will there be any major performance ...
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2answers
2k 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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6answers
3k views

Why are USB ports oriented differently on different devices?

For example on one machine the ports have the empty side on the left and on another it's on the right. Why don't manufacturers make this consistent?
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8answers
110k views

How to “restart/repair” an USB port?

My laptop has two USB ports, but one is broken, so I use a USB hub in the other good USB port. In that USB hub, I use a mouse and keyboard. Suddenly, that USB port doesn't detect the mouse and the ...
7
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5answers
3k views

Are there any USB flash drives or SD cards which use RAID or redundant storage for additional reliability?

I'm looking to get a fault-tolerant USB flash drive, which saves data to multiple independent locations, whether using RAID or some other means to back up data. Has a product like this ever been ...
7
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4answers
1k views

How do I print to a USB drive?

I don't own a printer. I want to print on-line documents such as coupons and airline tickets to a USB drive which I will then take to the Staples store for printing. I want to keep the bar codes ...
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4answers
3k views

How do I mount a USB in plain XMonad?

Now that I am using XMonad I find that my USB devices no longer automount when I plug them into my computer. How do I get them to automount again just like they did when I was using gnome?
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8answers
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Force Vista to “forget” a USB device

I have a device (HTC Dream / G1 Android phone) that I want to set up with a specific driver. Unfortunately I have already previously installed the device with the default driver. Even after ...
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votes
6answers
4k views

Why does my netbook have more USB controllers than ports?

My netbook has three USB ports, but when I look in the device manager: Five are listed. Does this matter in the least (or, why are five listed)? The reason I bring this up: See, if I know that ...
7
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2answers
3k views

Don't start Windows camera wizard when connecting iPhone?

Every time I connect my iPhone, Windows XP pops up a wizard (I think it's called "Microsoft Camera and Scanner Wizard) to retrieve photos - as if it were just a camera. How do I stop this from ...
7
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2answers
9k views

What's a “powered” USB port?

I'm shopping for a new laptop and many specs list USB ports as "1 powered USB, 2 USB 2.0". What's the difference? Aren't regular USB ports powered, as in capable of powering an external device? ...
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3answers
24k views

Do all SATA to USB converters need AC power?

I'm shopping for SATA to USB converters. It looks like most need AC power cable as well as the actual converter. I know that his one leeches the power off the host computer but also has two usb ...
7
votes
5answers
9k views

Why would my mouse pointer be jerky when it can't get a signal from my router?

I've got a fairly new PC but when moving the mouse across the screen, the pointer jerks as if the PC is freezing momentarily every second or so. Strangely, this only seems to happen if the signal from ...
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6answers
17k views

Is there way to scan a registry hive on an attached USB drive?

I have a hard drive with a virus that I removed from a PC. I can scan the file system of it as an attached USB drive. But how do I scan the registry of that USB drive since it is not booted up like ...
7
votes
1answer
42k views

Access local USB devices from a remote PC via remote desktop?

Is it possible for local USB devices to be accessed via a remote PC through remote desktop? Is there software or other configuration that can be done to support this? More specifically, I'm referring ...
7
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1answer
747 views

Will a USB 2.0 device charge faster plugged into a USB 3.0 port? [duplicate]

Fairly simple question, do USB 2.0 devices charge quicker if they are plugged into a USB 3.0 port rather than a USB 2.0 one. I’m not asking about a specific device I have, I just mean in general. I ...
7
votes
3answers
2k views

How to install Windows 8 from USB flash drive?

I downloaded Windows 8 as an ISO image, and I'd like to install it on a computer that doesn't have an optical drive. Is it possible to install Windows 8 from a USB drive? How would I do this?
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2answers
3k views

Alternative to /proc/bus/usb/devices

/proc/bus/usb/devices should not be used anymore (and can't be mounted anymore on Ubuntu 11.04) But what is an alternative to it, for use in a terminal? I could easily grep that output to look for a ...
7
votes
4answers
43k views

How to add USB 3.0 port to your laptop

What are the options to add one or more USB 3.0 port to a laptop? The only way I seen so far are USB 3 expresscard adapters but all of these adapters stick out quite a lot from the laptop and have ...
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3answers
2k views

Is there any risk in a USB physical loopback?

If you connect a computer to itself using an USB cable (and 2 USB ports), are you likely to damage the device? It will recognize itself as an USB device?
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2answers
14k views

How can I list the available video modes for a USB webcam in Linux?

I faintly recall that once upon a time, I found a command-line tool (something involving "UVC") to list the supported resolutions & modes of a USB webcam camera (e.g. PAL, 640x480) in Linux, but ...
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4answers
863 views

How to test an external (USB) hard drive?

I recently bought a new 1TB USB mounted external hard drive (a Western Digital My Book Essential Edition 2.0, to be exact). Before putting it into use, I would like to perform some rudimentary testing ...
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9answers
23k views

What's the maximum size Windows 7 allows for ReadyBoost?

I read somewhere the Windows 7 had removed the limit on ReadyBoost from 4GB and now allows an unlimited number of GBs. I would like to reconfirm this as a fact. At present, my Windows 7 RC 7100 ...
7
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2answers
29k views

Windows 8.1 powering off USB Drives

Since upgrading to 8.1, Windows will shut down my hard drive bay connected by USB after about 10 minutes. I didn't have this issue in Windows 8 as I just went in and changed the hard drive sleep time ...