Devices that use the Universal Serial Bus data interface

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10 views

Can one create a multi-partition USB Stick with Mavericks, Yosemite, Snow Leopard installers?

Does anyone have any experience creating a multi-partition USB Stick with bootable partitions for installing Mavericks, Yosemite and Snow Leopard? I have a 32Gb stick I'd be perfectly willing to ...
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7 views

Cannot Install Windows 7 With Bootcamp with USB Key Mac OS X 10.9.5

I have a mid 2014 13-inch Macbook Pro Retina with 8GB RAM and a 250GB SSD. I'm attempting to install Windows 7 Home Premium using Boot Camp Assistant. I am able to make the bootable USB drive with the ...
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21 views

Connecting Apple Wireless Keyboard with USB-Receiver

I'm using a Aten CS533 to pair a USB-Keyboard with my PC, a MacBook Pro and my iPhone. I'd now like to upgrade the wired keyboard to an Apple Wirless Keyboard. But I'm not sure how to pair them. Is ...
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32 views

Boot Android from USB on Mac. Has anyone tried it yet?

I'm interested in creating a bootable usb working on Mac, with Android x86 on it. I tried a couple of methods without any results. Well, maybe a bad one as I said in my other question (if you could be ...
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1answer
30 views

Why would adding a USB extension cord to my keyboard affect my Bluetooth connection to my magic mouse?

Just wondering if some hardware guru can explain why this happens? If I plug my full size USB keyboard into my Early 2013 MBP 13" Retina running Yosemite 10.10 without the USB extension cord it comes ...
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14 views

Low speed rate when transferring data to usb device

When I try to copy data to my USB device I see a very low speed rate. For example, transferring a movie of 750Mb takes 10 minutes. I have tried with some other external USB hard drives but I am also ...
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1answer
61 views

Time Machine fails to create an incremental backup

I use Time Machine to create incremental backups to an external USB hard drive. Backups used to complete properly, but now Time Machine wants to backup much more data. Instead of the couple of GB of ...
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32 views

Cannot detect bootable USB

I have a problem with installing windows: USB Details: Before I created a (what I classify as) bootable disk properly, I have went through the USB being corrupted because of me killing the dd ...
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12 views

Why does my flash drive does not light up when plugged into my computer? [closed]

I plugged it in but no light came out. I tried a second one and that one worked. Only the first flash drive was broken.
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14 views

How do I fast charge my non-Apple device from a Macbook Pro?

I've got a Macbook Pro (Early 2011). I know that Apple devices (like an iPad) can request additional current over the USB standard 500 mA (1, 2). Surely we can fool these ports into providing ...
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1answer
29 views

No sound after installation of Windows drivers (Boot Camp) Windows 8.1

I got Windows installed to my MacBook. The only problem is, that I was not having any sound even though the drivers were installed. I was told that using Boot Camp to create the USB boot causes that, ...
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2answers
45 views

How do I sync my iPhone and 2015 MacBook

I don't have a USB-C cable or USB-C adapter. How do I sync my iPhone 5s with my 2015 MacBook? I thought I could do it over WiFi? 2015 MacBook's don't have USB ports I also have a MacBook Pro but I ...
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14 views

Powered USB hub sometimes locks up Macbook Pro on being plugged in

I have a Plugable 7-port powered USB 3.0 hub. I use it to connect my external hard drives (I have three) to my Macbook Pro (that has only 2 USB 3.0 ports). Sometimes, when I plug the hub into my ...
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41 views

How to disable “always on” USB power on Macbook Pro

I am operating my MacBook Pro early 2015 within a Henge dock (HD03VA13MBPR) , connected to two external displays and external speakers. Both displays and speakers get power from a power distributer ...
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1answer
36 views

Can't format o repartition any USB or Flash Drive

I am trying to format an SD card and an USB flash drive. When I use the Disk Utility application I receive the following message: "Couldn't open device" I also tried via terminal and the message I get ...
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34 views

USB Devices Disabled when no devices are connected

using iMac 5K OS 10.10.3 When there are no USB devices connected to iMac, it keeps showing this. I tried SMC resetting, booting through Safe Mode, and nothing is working to make this alert go away. ...
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1answer
34 views

Show USB power use

I wanted to see how much power the Anker Astro external battery draws when charging from the MacBook Pro (Retina, 15-inch, Late 2013) (right hand port next to the SD slot), but when listing the USB ...
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1answer
71 views

USB Drive Will Not Mount, Not Listed in Disk Utilities, but Found In System Profiler

I have a Seagate FreeAgent Go drive with the optional docking station. I use it to keep files that I don't access on a regular basis and as a place to do "quick backups" of things like my Paperless ...
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1answer
59 views

Apple Time Machine doesn't see my WD My Passport 2 TB using USB 3.0

I have Yosemite 10.10.2 on my Early 2008 24". Time Machine has been backing up to my WD external hard drives for years. I just purchased a new 2TB My Passport using USB 3.0. It's formatted in Mac ...
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34 views

Unable to use External USB and CD Drive

I upgraded to Yosemite, since then neither it is detecting any external USB nor CD/DVD in drive. Speaking of CDDrive, it's ejecting Disc itself again and again. I ran diskutil list aftre inserting ...
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1answer
47 views

Can't boot off of USB on Early 2006 iMac and can't get to Startup Manager

Recently, I've gone through the trouble of replacing the hard drive on my Mac with the model A1174, which the Internet says is a iMac "Core Duo" 2.0 20-Inch Early 2006. Needless to say that I do not ...
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20 views

Lenovo B50 touch USB port won't connect to iPhone

Ever since I bought the laptop in mid-February, it won't connect to my iPhone 4. I've tried all three ports with three different cords and they won't connect (except for the last one made by ...
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1answer
141 views

Creating a Bootable USB drive for a PC on a Macbook

I recently had a little mishap on my PC machine and now my HDD is completely cleared. I have a 32GB USB, a Windows 8.1 full DVD iso, and my macbook pro 2013 with Yosemite on it. I tried using ...
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1answer
66 views

Mouse not working correctly on Mac login screen

For some reason when my mac is at the login screen, moving my external USB mouse will cause the cursor to only move up and down. Once I am logged in, the mouse functions normally. Does anyone know the ...
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127 views

MacBook Pro stuck in gray screen when booting

I've got a Late-2011 15" MacBook Pro stuck in the gray screen when booting AFTER login. I've tried removing the drive (it's non-retina) and booting from a working bootable Yosemite installer, no luck. ...
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2answers
22 views

Charge MacBook with USB (Adapters?)

I want to buy an external charger, it has USB. Are there any adapters (including transformators, I think that might be needed, right?) so I can charge my MacBook with the external charger?
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35 views

Formatting & partition problem

Today I ran into a big problem: I was trying to make a bootable OS X thumb drive with Unibeast but haven't been able to format or partition it. The error shown when i try to format or partition in ...
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1answer
39 views

Some queries about device compatibility on a Mac

Do normal card readers like these detect automatically on a Mac or a separate app should be installed ? Do DSLR camera's SD card detect on a mac just like a normal SD card or should I install a ...
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19 views

Setup launchd task to run when USB device is connected

I'm hoping to setup a script to run automatically when a USB device is connected, however I'm not certain how to trigger it. Unfortunately the USB device isn't a volume, so I can't use the onmount ...
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50 views

Lenovo USB 3.0 Ethernet adapter (MacBook PRO)

I have a Deltaco USB 3.0 hub which I've connected a Thinkpad USB 3.0 Ethernet Adapter. When I boot, or wake, my MacBook Pro (late 2013) won't detect the network interface to be connected at all. I ...
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1answer
93 views

Mavericks won't install on brand new SSD drive

Mid 2010 MacBook Pro 6,2 Had 10.9.1 installed on an SSD drive which failed. Got a replacement drive (same brand, model) Have a USB bootable thumb drive with 10.9.0 installation files on it Mac boots ...
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1answer
28 views

Key to boot from USB on Ubuntu Macbook 2007

I recently installed Ubuntu 14.10 on my 2007 Macbook. I need OS X back. I burned OS X Lion (10.7) to a USB, now what?
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1answer
20 views

Can I increase the level from my USB microphone?

I have this usb headset: http://www.plantronics.com/us/product/audio-478 With the level turned all the way up in System Preferences, it's not loud enough for some uses. Is there a way to increase ...
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26 views

iMac (early 2008) loses/switches USB 2.0 “high speed” ports

This has been bothering me for a while – finally I tried to find out about the reasons but couldn't find anything about this strange 'bug' yet – so I hope to get some advise from here. I have an old ...
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1answer
354 views

How to install Windows 8.1 on MacBook Pro from USB?

I'm on a 2011 MacBook Pro trying to install Windows 8.1 from a USB. I tried creating bootable FAT32 and NTFS USBs from my Windows ISO with Rufus, but still I don't see anything in Startup Disk in ...
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1answer
76 views

Hard Drive not working with VirtualBox on Mac OS X 10.10.2

Basically, I have a Seagate Expansion Drive (1TB), I have ejected it from my MacBook and mounted it into the guest virtual machine, it comes up with the message: This USB device can perform ...
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1answer
34 views

How can I find out when a USB device was disconnected without ejecting?

I had a USB flash drive plugged into my MacBook (running Yosemite), but that drive is now missing. Somebody must've taken it (unplugged it) from my computer while I was at work or while carrying it in ...
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1answer
141 views

USB 3 not working on Yosemite MacOS 10.10.2

I have a MacBookPro11,3, Intel Core i7, 2,5 GHz, ROM: MBP112.0138.B14 with Yosemite natively installed. I also use FileVault. Here are my problems with external USB 3: One of my FAT32 external hard ...
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1answer
59 views

Seagate Slim 2TB Not Recognized

I recently purchased a Seagate Slim 2TB external HD. I connected it to my 2010 iMac, formatted it as exFAT, and moved a bunch of files. I don't remember exactly what process I went through with ...
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2answers
61 views

Boot MacBook Pro from USB stick

Concerning a MacBook Pro with Snow Leopard. As you know when pressing alt during startup there is the possibility of selecting which disc/drive/memory you want to boot from. For example if you have a ...
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1answer
40 views

How to deactivate iPhone USB tethering when OSX is connected to a wireless network

I have enabled USB tethering from my iPhone to my MacBook pro, and it works perfectly. Nevertheless, I would like to automatically disable USB tethering when the MacBook Pro is connected to a ...
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1answer
16 views

2011 i5 27" imac wired keyboard does not power up

I have tried 3 keyboards and every one does not get power until after OS X starts it's boot sequence, it seem the USB bus is not getting power until about a minute after startup. I am therefore unable ...
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9 views

Printer induced iMac insomnia

Right, I got an odd problem. My iMac keeps waking from sleep, after roughly 10-15 minutes, without any intervention on my part. Looking at syslog, I found that the wake reason is XHC1, which some ...
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70 views

How To Create A Bootable USB Installer for Windows, Linux and OSX?

How can I use my 120GB USB Drive as an ultimate IT tool? I want to have the following ISOs partitioned off and accessible through a bootloader (any): Windows 5,6,7,8,10 OSX 10.6,7,8,9,10 GParted ...
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1answer
27 views

Anything in Mac OS to interfere with using a disk through a USB hub?

Have Modbook Pro with OS 10.10.2 and a powered seven-port USB hub. A 750-GB bus-powered drive has no problems with the hub in-between. But a powered drive with three partitions, one of them a Time ...
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1answer
73 views

USB devices are greyed out in VirtualBox

I'm running Windows XP on Virtual Box. I'm trying to write to a USB pen drive. VirtualBox detect the pen drive but its name is greyed our in GUI. And I couldn't pick it from the list. How can I use ...
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1answer
76 views

The Boot Camp USB drivers paradox

I have following problem: I have Boot Camp Windows 7 on my MacBook Pro (OS X 10.10.2). I observed, that I couldn't connect USB flash drives to that Windows system, so I installed all Boot Camp drivers ...
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30 views

USB drive causes “OS X Can't Repair The Disk” error repeatedly

I've got a 2.5" 1 TB external that I've used for a couple years now. Initially it was in an OWC enclosure, and then more recently its in a Sabrent enclosure that I bought off of Amazon to get USB 3.0 ...
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0answers
21 views

How to toggle the virtual keyboard from a usb keyboard on iPad Air?

I noticed the bluetooth HID specification has a flag for toggling the virtual keyboard (and some keyboards like the Logitech Ultra Thin(pdf specs link) implement that) Is there something similar for ...
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1answer
103 views

Can't create kext cache under / - owner not root

When I plug in my usb memory card reader nothing happens. It was working ten minutes ago when I used the xbian installer to put it on the sd card, but now nada. Something briefly flashes up then ...