Questions tagged [usb]

Universal Serial Bus; an interface standard for connecting computers and electronic devices for communication and charging.

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Verizon USB551L 4G Stick on Linux

I have been trying to get a Verizon USB551L 4G USB Stick working on Debian Linux. I have been able to get it to connect, but it always disconnects after 10 secs to 2.5 minutes, then it cannot connect ...
David Young's user avatar
9 votes
5 answers
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After plugging in a USB device, Win7 severely slows. What causes this and how could it be fixed?

This is the second PC undergoing this condition, both running Win7. On PC1 a Logitech device was connected through USB before installing it's branded driver (allowing windows to auto-install it), and ...
user3645994's user avatar
7 votes
1 answer
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USBProber replacement in El Capitan

There used to be a useful utility called USBProber for OS X, but I can no longer locate it. I am assuming it has been replaced by another utility, but I am not sure what Apple replaced it with or ...
ericg's user avatar
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How can I tell whether my USB C cable is a USB 3.1 cable, a passive Thunderbolt 3 cable, or an active Thunderbolt 3 cable?

I have two Thunderbolt 3 devices that each came with their own Thunderbolt 3 cable, plus another USB-C cable that I'm not sure what its capabilities are. Is there any way I can determine whether the ...
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Why is Task Manager using my USB drive?

After using the answers to this question: Can Windows tell me what is using my USB drive?, I found from Event Viewer that Task Manager was using the drive: The application \Device\HarddiskVolume5\...
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6 votes
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How to connect to Linux USB serial gadget using Mac OS X?

I have an embedded device, on which I use the USB gadget USB interface to either make it available as a mass storage device, or enable access over USB serial using the g_serial module. While I can ...
MiKy's user avatar
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CPU Whine with USB mouse inserted while on battery

I have a Lenovo Thinkpad Edge E520 that emits a high pitched whine from the top lefthand area of the keyboard when a 2.4ghz wireless USB mouse is inserted. The sound is a lot louder while on battery ...
ElvisFanTCB's user avatar
5 votes
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Some USB devices not working properly on a new W10 x64 machine

Can you help me with a problem that I have with some USB devices not working properly on a new built machine. I hope you will be able to help me, being myself a power user, but here a little lost in ...
Oliver's user avatar
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Windows 10: Most efficient way of getting around "The library, drive, or medial pool is empty" errors while copying photos from Android?

I have a Google Nexus 5. The camera app seems to like to generate corrupted jpg files. Maybe 1-2% of the files seem to be corrupted. Usually I wait several months before transferring the photos to ...
uglycoyote's user avatar
5 votes
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16k views

USB Wireless Adapter recognized by `lsusb` but not by `ifconfig` on Linux

I am experiencing some issues with an Wireless Adapter. Long story short: I have a USB Wireless Adapter: AWUS036ACH (chipset: RTL8812AU) drivers are up to date: (i.e., apt-get install realtek-...
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How do I disable a bluetooth adapter and install a new one in ubuntu?

I am running Ubuntu 13.04 on a Macbook Pro (8.2). I have a faulty bluetooth antenna that I am not interested in paying to fix. In windows I have a usb bluetooth dongle and I just keep the built in ...
Charles Randall's user avatar
5 votes
2 answers
2k views

USB Legacy Support, Memtest86+ reboot, and booting from usb flash:

I'm having issues with my rig so I decided I probably should do a full hardware sanity check. I always start with Memtest86+, the very latest version. I discovered that my computer resets while ...
Kelsie's user avatar
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5 votes
3 answers
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Can't set-up Wifi Adhoc on my Raspberry Pi with an USB dongle

I am trying to set-up an access point (ad-hoc) for my Raspberry Pi. That means I'm trying to "share" the ethernet connection over Wi-Fi. I am doing this using my Ralink Technology, Corp. RT2501/RT2573 ...
Wouter's user avatar
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Peer-to-peer networking using USB 3.0

Has anyone tried USB 3.0 based peer-to-peer networking? I tried connecting my PC and laptop via the USB 3.0. Neither of the them were able to detect the other. Check the USB driver update - the ...
Keshavan's user avatar
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Linux: How can two USB root hubs have the same iSerial?

I recently needed to reset part of my USB subsystem because an external HDD suddenly went unavailable, and plugging it out and back in didn't help. For the reset procedure, I followed this ...
user9964388's user avatar
4 votes
1 answer
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Disable mouse movment wakeup but there is no power management tab in device manager for the HID compliant mouse

I am able to wakeup my sleeping computer by moving the mouse. How do I disable that? (I am not going to turn the mouse off manually every time I sleep the computer or disconnect it or try to have it ...
Anders Lindén's user avatar
4 votes
0 answers
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How to determine whether USB C port supports video out?

I was doing family tech support and a relative purchased a dual screen extender for an Acer laptop that he owns. You can connect either extra screen via USB C cable or an HDMI plus USB for power. The ...
AngryHacker's user avatar
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Media creation tool for Windows 10 gets stuck on 50% progress when writing to pen drive

I've used the tool many times in the past without any problems but since September I can't get it to work. I've tried media creation tool versions 1903 and 1909. I'm even holding on to old Windows 10 ...
iceburn_pt's user avatar
4 votes
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Weird phenomenon : computer only boot if I plug-in a specific USB device while pressing the power button, once in 10~20 tries

I've got my hands on a very, very weird issue. I spent months trying everything, and google had literally 0 similar problem to help me. To summarize, it's a computer I built myself 5 years ago. Since ...
Hélène Aluyis's user avatar
4 votes
0 answers
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How to clone USB(MTP) device

I have two identical USB/MP3 players. One is corrupted (removed w/o unmounting). I would like to fix the corrupted device by cloning the working device. The corrupted device reports this in /var/...
orwell's user avatar
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4 votes
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Computer only boots when my phone is plugged in?

I'm aware it's common for computers to have booting trouble because of USB devices. I have the opposite problem. My computer will not turn on unless my phone is plugged in. If I try to turn my ...
user637385's user avatar
4 votes
3 answers
1k views

Can I somehow speed up Windows's USB Plug n play function (on a USB Hub/switch)?

I'm using a KVM-switch like setup to share my keyboard and mouse between a Windows machine and a Linux machine. I have a Logitech Mouse and Corsair (K95-RGB) Keyboard (ironically both devices made ...
Cestarian's user avatar
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4 votes
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How can I use a second USB keyboard for special keys under Linux?

I'd like to use a second USB keyboard connected to my box running Ubuntu to generate special keystrokes. I'd like to map those in Vim to very specific actions. I plug both my main keyboard and the ...
Jacobo de Vera's user avatar
4 votes
0 answers
2k views

How to connect my Hyper-V VM to a USB tablet (or device in general)?

This question might look like a duplicate but I checked and actually this should not be the case. Here I want to be able to connect a USB device (not a hard drive, but a tablet, a phone or an mp3 ...
Andry's user avatar
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Make USB virtual COM device persistent through reboots

EDIT: Having rethought the issue, perhaps my question can be summarized like this: Is there an existing COM terminal type program that will automatically detect when a COM port becomes unavailable and ...
StephenH's user avatar
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How to fix the COM port name for USB serial port in Windows 7?

I am using USB-to-Serial port adapter in Windows 7 notebook. The model as seen in Control Panel > Hardware and Sound > Devices and Printers is named as Profilic USB-to-Serial Comm Port. When ...
FooF's user avatar
  • 461
4 votes
1 answer
755 views

Is it possible to programmatically query for current USB controller bandwidth usage?

I am using three Logitech C920 webcams with mjpg-streamer. The setup works extremely well, but I just realised that it doesn't scale. I began encountering bandwidth issues when bumping the frame rate ...
Milos Ivanovic's user avatar
4 votes
1 answer
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My USB Flash Drive is seen as a fixed disk. How can I add the "removable bit" to my drive to make it bootable?

I am using: Windows 8 Walgreens EasyStore 16gb USB 2.0 Flash Drive (Sandisk internals from my research) Windows 7 USB DVD Download Tool The flash drive is seen as a fixed disk in Windows, which ...
user241495's user avatar
4 votes
2 answers
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Is there a way to determine what specific physical USB port a device is connected to in macOS?

I have a Nexus 7 tablet attached to a Mac Mini, and I need to figure out what port it is connected to. I am managing someone else’s code, in which they litearally define the port: /dev/tty.usbserial-...
user avatar
4 votes
1 answer
2k views

USB mouse disconnecting and reconnecting in windows and linux

I have a problem similar to what is described at "Why is my USB mouse disconnecting and reconnecting randomly and often?" except is is happening in both Windows 7 and Linux (Ubuntu 12/04TLS, fully ...
Jackie Meese's user avatar
4 votes
3 answers
3k views

What exactly happens when you "mount" a drive?

What underlying things happen when you mount a drive. Even when a drive isnt mounted, it is visible to the computer (such as sudo fdisk -l / diskutil -list). When a drive is mounted, is all that is ...
agz's user avatar
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4 votes
1 answer
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diskarbitrarationd consumes 100% CPU for 10 minutes after ejecting a USB drive

Recently I've had problems when ejecting a Seagate SRD0SP0 USB 2.0 hard drive from my Macbook. It has two partitions, one is my Time Machine backup, and the other is an ExFAT partition for media. ...
Schwern's user avatar
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Can I set the default application sound level in Windows 7?

I've got a set of Logitech S150 USB speakers which have a problem with sound levels. Basically there seems to be only two levels (completely silent or ear-splittingly loud) and no middle ground. Some ...
Richard's user avatar
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4 votes
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How do I repair/recover "RAW" usb drive partition?

Something happened to one of my USB drives. When I connect it my computer, Windows thinks that it's "RAW", and asks me to format it. But it should be FAT32, and chock full of files. I looked in ...
mcandre's user avatar
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4 votes
1 answer
304 views

USB connections to Arduino

In a class programming Arduinos from Windows 7 boxes, we have noticed that it is advantageous to plug in the same board, because each new board is recognized as a new COM port. If this happens too ...
Dov's user avatar
  • 579
4 votes
1 answer
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External DVD drive is recognized when Windows has started but cannot boot

I wanted to connect my external DVD drive to my old laptop and boot from a CD. But my computer doesn't show the DVD drive in the boot menu. After trying to change BIOS settings and finally restored ...
sewo's user avatar
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4 votes
0 answers
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Windows Server 2003 hangs when I plug in any external drive. How can I prevent this?

I have to back up a 50 gig file to an external drive weekly. If I plug it into USB, the server hangs (nonresponsive explorer etc). Tried 2 different drives with same result. Googling suggests this is ...
CreeDorofl's user avatar
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4 votes
1 answer
533 views

How to blacklist a USB device by UUID in GNOME (udev)?

I'm using GNOME 3, with udev. How can I blacklist a specific USB drive by its UUID or label so that it doesn't mount automatically?
johndir's user avatar
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4 votes
1 answer
2k views

How can I uniquely identify a USB device

I have a fairly unique situation where I am trying to uniquely identify USB devices that are plugged into a Raspbian Linux system. I have a pool of physical devices and any combination of them may be ...
julienj's user avatar
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1 answer
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How do I copy photos from my iPhone on Ubuntu 16.04?

I plugged in my iPhone 5 with iOS 10 and saw iPhone in the file explorer. I clicked on the iPhone 'drive' but it was blank. There was a button for ShotWell and I clicked on that. Another 'folder' ...
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4 votes
2 answers
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Seagate Backup Plus drive 1.5TB is now 4GB, missing whole drive

I have a 1.5TB Seagate Backup Plus USB 3.0 drive that somehow is only reporting 4GB in pretty much every system util I can find (Windows Disk Management, TestDisk, GParted, etc.) The 4GB size is ...
MrHoberto's user avatar
4 votes
1 answer
6k views

Windows 7 very slow installing new usb devices

I'm find an issue on some machines I administer where, upon plugging in a USB device, Windows takes forever 'searching preconfigured driver folders' for the device driver. This includes USB disks, ...
askvictor's user avatar
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4 votes
1 answer
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Change USB Model Name globally on the device

If I plug in my Kingston USB Stick, it automatically says KINGSTON DataTraveller 2G (or similar) in every OS. So I assume it is saved on the Stick. Is it possible to change this Description on the ...
SiLeX's user avatar
  • 103
3 votes
0 answers
398 views

Windows 11 Laptop is woken up by USB wired mouse despite mouse's ability to wake being disabled and wake_armed showing "NONE". How to fix?

We have a custom Windows 11 laptop that has an external Microsoft USB wired mouse attached to it with the full Microsoft drivers for it installed. In Device Manager, the mouse's ability to wake up the ...
ProgrammerGirl's user avatar
3 votes
0 answers
654 views

USB4 theoretical maximum data bandwidth rate?

Thunderbolt 3 used to be limited to 22gbps as per the technology brief: and this has been confirmed by many benchmarks over the years. The first benchmarks of native USB4 enclosures show 29.6Gbps ...
chx's user avatar
  • 3,883
3 votes
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Mouse and keybord stutter when connecting though a USB hub

I have a stutter issue when connecting USB peripherals (USB-connected mouse, keyboard) through a USB hub. I have attempted to troubleshoot to the best of my abilities, but haven't managed to solve the ...
Rubicon61's user avatar
3 votes
0 answers
53 views

Which driver is resuming my USB device?

I have a USB device that correctly enters in Suspend state, but it gets Resumed after a couple of seconds, then goes back to Suspend state and the loop continues. This happens on my notebook (Windows ...
TheUnexpected's user avatar
3 votes
1 answer
713 views

How can I open this GoPro folder using the command line? (Windows 10)

When I plug in my GoPro camera via USB, I have to click through four folders before I get to the folder where the video files are: This PC\HERO8 BLACK\GoPro MTP Client Disk Volume\DCIM\100GOPRO ...
bat_cmd's user avatar
  • 541
3 votes
0 answers
819 views

USB-C port only works if devices plugged during boot, and won't be recognized if Windows is running

My Dell XPS 9560 has an USB-C port, and it doesn't work correctly. If I plug in a device during boot (I mean before pressing power button), Windows can recognize it and things work normally. However, ...
Feliks's user avatar
  • 29
3 votes
0 answers
2k views

USB devices are intermittently disconnecting when connected through a KVM switch

The problem: I have a keyboard and mouse hooked up to my Dell U3419W monitor, which has a built-in KVM switch and is connected to both my desktop and my laptop. Both the desktop and laptop are Windows ...
usls-rv's user avatar
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