Devices that use the Universal Serial Bus data interface

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2
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1answer
2k views

/dev/tty.usbmodem disappears after Mountain Lion upgrade

I just upgraded from 10.6 to Mountain Lion. Prior to the upgrade I was using an Arduino and talking to it via /dev/tty.usbmodemmfa141. That device does not appear to exist anymore. When I plug in ...
4
votes
5answers
36k views

How can I get an unreadable Flash Drive to work?

I got this pretty cool flash drive as a gift and I can't seem to use it. Every time I plug it in, a pop up comes up that says: The disk you inserted was not readable by this computer. I opened up ...
1
vote
1answer
3k 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. ...
2
votes
1answer
2k views

Failed to make bootable USB drive and now I can't even format it

I want to do a fresh install of Yosemite and I got a brand new 8GB flash drive and I followed this tutorial. I formatted the USB drive and was copying the Yosemite installer, however I got the ...
0
votes
0answers
17 views

How can I boot a WinPE USB on a Macbook? [duplicate]

I have a 2008 Macbook Pro with OS X Yosemite and Windows 7 on a bootcamp partition. Yesterday while trying to create another partition (in windows) I accidently converted my basic disk of primary ...
6
votes
4answers
23k views

Formatting USB Disk As EXT3 On Mac

How can I format a USB disk as ext3 using OS X Yosemite? I want to use it on another system that is linux based but I wish to format it first before connecting to the linux system.
0
votes
0answers
13 views

Left USB suddenly stops working on Macbook Air

I've been using my USB keyboard for some time now on my Macbook Air. Then, suddenly, it stops working. I've tried unplugging, plugging in different USB machine (mouse, another keyboard) and it's not ...
0
votes
1answer
2k views

OSX Yosemite bootable usb drive circle slash (“no” symbol)

I have a Late-2011 Macbook Pro (4GB RAM) that has been running slow for several OSX cycles, and since Mavericks it's been unbearable (spinning beachballs whenever you do anything). I tried upgrading ...
0
votes
0answers
27 views

Substituting not working USB ports in Macbook Pro

I have this Macbook Pro 2011. Both USB ports do not recognize any devices (yes, I have tried many fixes). However, USB is neccessery for me. So I am wondering, is there any workaround that could ...
1
vote
1answer
32 views

How can I find the serial number of my Apple Keyboard USB on a mac programmatically from the terminal?

I would like to retrieve the Apple USB Keyboard's serial number from a command to use in a script. What command can I use ?
0
votes
2answers
46 views

unistalling el capitan and installing yosemite issue

I have formatted a usb drive guid partition and installed Yosemite from another mac. When booting, the USB is showing as an option to install yosemite. When I select this and try to install I ...
0
votes
0answers
18 views

“RNDIS/Ethernet Gadget” Share Internet

I've connected my Pi Zero over USB to my OS X laptop and under Preferences -> Network it shows up as RNDIS/Ethernet Gadget, with a self assigned IP. It says that RNDIS/Ethernet Gadget has a ...
1
vote
2answers
332 views

Why I'm getting this message: “Interface cannot be used (error 229)”

I've plugged an USB NFC/RFID reader, model ACR112U-A9 provided by ACS Ltd. Although it is plugged I can't read anything and I keep getting this logs in console: 09/06/15 14:13:00,901 ...
0
votes
1answer
35 views

Best file system for USB stick for backup purposes

I bought a 128GB stick to back up my MacBook Air (Time Machine). This way I don't need to re-format my external HDD I use for backing up files from my Windows machine. Since I won't be using the stick ...
1
vote
2answers
5k views

iPhone with personal hotspot not apperaring as a network interface (USB) in the Network preference pane on OS X

I have an iPhone 4S running iOS 7.0.2 and a MacBook Pro running OS X 10.8.5. On the iPhone, I have the tethering option enabled (personal hotspot). I wish to connect via USB, and not over wifi, but ...
4
votes
1answer
29k views

How do I share my wifi connection through USB to my MacBook Pro without using cellular data or hotspot?

I have a MacBook Pro (running osx and bootcamp windows) with a broken wifi card. I plan to get the wifi card fixed soon, however I want to back a few things up on the internet before I hand off my ...
0
votes
0answers
21 views

kernel extension is not always loaded at boot time on OSX

I do have a kernel extension for USB-Devices using IOKitPersonalities. Replugging one of the devices the kext will always be loaded as expected but for devices already connected at startup this ...
7
votes
5answers
12k views

Remount drive without physically disconnecting?

So I have unmounted a usb external hard drive but I went to re-mount it. Is there a command that I can use to remount the drive? Only way I know to re-mount a drive is to disconnect the usb cable ...
0
votes
0answers
18 views

USBSMC history on a Mac

How do I find the USBSMC history on Mac if it was cleared from the console? It seems to only be possible with specific code, rather than by simpler means. I have only seen solutions for Windows ...
2
votes
2answers
665 views

Mac won't boot from USB drive: Prohibited sign

I tried to clean install OS X El Capitan on my Mac, but it won't boot from the USB drive. Here are the steps I took to create the bootable USB drive: (I have a mid 2014 MacBook Pro with Retina ...
0
votes
2answers
272 views

Updated to 10.11.4 now getting “Disk not ejected properly” every time my Mac mini sleeps

Been running El Capitan since it was officially released. Updated to 10.11.4 a few days ago. I have a WD Elements USB 3.0 drive connected to my Mac mini (directly to the rear ports, not via a hub). ...
0
votes
0answers
30 views

Recovering data on a failing USB drive with a Yosemite [duplicate]

I have a USB drive with Yosemite installed, but it stopped working suddenly. I am no longer able to boot with it. If I do try (I am using a Mac mini which runs Mavericks), the progress bar (in the ...
4
votes
2answers
7k views

boot camp fails to copy windows 8 installation files

I have been struggling to get Windows 8 installed on a brand new Macbook Pro Retina. It seemed simple enough to just run Boot Camp 5 with a 16GB flash drive in the USB port and a Windows 8 ...
1
vote
1answer
105 views

Unable to boot Windows 10 from Bootcamp external HDD

I have installed Windows 10 Pro in Mac OS X El Capitan using Bootcamp, restored the same to external USB 3.0 HDD using WinClone Pro. Now I am getting error when booting to Windows. Steps followed: ...
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2answers
2k views

Will a bootable USB made with boot camp work on PC?

I just finished building my PC. It has no optical drive but I made a bootable usb with my iMac. When I plugged it in my PC motherboard recognized it, I chose to boot from the USB but it takes to me a ...
0
votes
0answers
10 views

How can I get VMWare Fusion to recognize my mouse?

I recently switched from Parallels to VMWare Fusion and need some help getting my Windows 10 virtual machine to recognize my Lumenata Sentey mouse I have plugged. Basically, what I'm trying to do is ...
0
votes
1answer
474 views

Hard drive boots over USB but not when install internally

I am trying to upgrade from a 500GB HD (http://www.newegg.com/Product/Product.aspx?Item=N82E16822136314) to a 1TB HD (http://www.newegg.com/Product/Product.aspx?Item=N82E16822152291). The only spec ...
0
votes
1answer
26 views

Connecting my Roll Up Piano via USB to record MIDI

I have a roll up piano (see the image) that has an USB output. An USB cable comes with it: it is able to connect the roll up piano with the computer. I have connected it to my macbook. ...
0
votes
0answers
32 views

Making Fusion Drive with USB-attached SSD?

I'm working with lots of VM images on my Mac mini and I'm looking for ways to speed things up by converting a data partition on the internal HDD into a Fusion Drive setup with an external SSD ...
0
votes
2answers
26 views

Push photo from MacBook to iPhone via USB

I can drag and drop an image from a folder on my MacBook into Photos. Now I want to push it to the photos on my iPhone. They are connect by USB. I don't want to mess with clouds in the "interweb". ...
0
votes
2answers
2k views

Create a bootable USB with Windows installer for Yosemite?

I'm having trouble creating a bootable USB for my mac. I have an iMac, and I'm wanting to install a copy of Windows Server 2008 x86 onto it. I've tried BootCamp, but I'm getting errors when selecting ...
3
votes
6answers
6k views

Why won't my Airport Extreme mount my USB 3.0 External Hard Drive?

I just decided to upgrade to a USB 3.0 Hard Drive Enclosure. I regularly use my Airport Extreme to share the hard drive using an older enclosure. I know that the Airport Extreme won't have USB 3.0, ...
0
votes
2answers
2k views

MacBook Pro USB Ports Only Work With External Hard Drive

I have a 2012 Macbook Pro. In January 2014 (9 months ago), both USB ports stopped functioning--except that both still recognize my Seagate Backup Plus portable drive. I have continued to back up my ...
0
votes
1answer
20 views

Mac — HDMI to USB/Thunderbolt

I know there are small USB boxes which are able to pass through image from HDMI (and record it) to computer. Is there something similar which would enable me to see stuff from HDMI on my Mac? Why: I ...
1
vote
0answers
55 views

Boot Windows from USB with EFI password

I've created an USB with Windows 10 from where I can boot: Restart pressing option. Select USB EFI partition. Windows starts. When EFI password is active it will be asked when booting pressing the ...
0
votes
2answers
284 views

USB Pluggable speakers for Macbook Pro 13" Late 2011?

What are some good USB plugged-in/pluggable speakers for Macbook Pro 13" Late 2011? My MacBook Pro late 2011 has its headphone jackets broken due to a stuck headphone jack, and my warranty's out. ...
35
votes
3answers
27k views

How do I disable this message: “the disk was not ejected properly”?

Is there any way to disable the "the disk was not ejected properly" message? I use a KVM and need to switch between two systems and have a memory stick that is in the KVM. The problem is that it's ...
1
vote
1answer
35 views

Create install media - lion -command not found

I am trying to create a bootable usb drive in order to rebuild my sons old imac. I have followed the instructions given on this and other forums but am getting command not found when trying to run ...
0
votes
0answers
42 views

Problems Making a USB Windows Boot Drive - Then Booting my Mac from it

I've seen tutorials on how to make a windows usb/flash boot drive on a mac using a windows iso & bootcamp. I've also seen tutorials on how to boot a mac from a usb drive (hold down alt when ...
0
votes
0answers
32 views

How can I use a Gigaware USB to Ethernet adapter on my MacBook Pro, running OS X El Capitan?

I recently bought a Gigaware USB to 10/100 mbps Ethernet adapter to connect my Mac to the Internet. I have followed the instructions that came with my adapter and installed the drivers. In System ...
0
votes
1answer
54 views

How to install a bootable ISO onto a single partition of a usb stick?

Previous questions/answers dealt with the simple case of a single partition on the USB disk that was just overwritten with dd. Also it looks like the disk utility gui doesn't allow creation of ...
2
votes
2answers
2k views

External drives won't mount on restart

One of my staff just got a new Mac mini with the USB 3 ports and Mavericks. It has 2 Seagate GoFlex 3TB hard drives connected: 1 for Time Machine, the other for Dropbox files. When the computer is ...
2
votes
1answer
3k views

How to create a Mac bootable gparted or Parted Magic thumb drive?

Is it possible to create a Mac-bootable thumb drive containing gparted or Parted Magic without installing a full Linux distribution? I tried several methods like unetbootin (some blogs suggest this ...
-1
votes
2answers
9k views

How can I initiate OS X installation from a dmg in Windows on a Mac?

I have a MacBook Pro with a working BOOTCAMP partition running Windows 8, and a damaged OS X 10.10 beta partition. The problem is that I cannot boot with the OS X partition, and in order to reinstall ...
0
votes
0answers
23 views

My iPod can only charges with AC power, not USB

A repair company changed my charger port on my iPod Touch 5. Since then when I connect to AC, it charges perfectly but when I connect to my PC with USB, nothing happens. I tried with iPad: the cable ...
1
vote
3answers
15k views

Creating a Windows 8 bootable usb on Mac 10.6.8 without BootCamp?

I'm running 10.6.8 and when I try to use BootCamp, it tells me I need "at least 10GB of free space", which is interesting since I have 21GB of free space. However, trying to fix this issue has seemed ...
5
votes
1answer
2k views

Connecting a PC PS/2 keyboard to Mac

I've just bought a PS/2 to USB cable to use PS/2 PC keyboard (Compaq SK-2860 and Packard Bell 6301N) in my Mac (OS X 10.8.4) because my Mac's wireless keyboard doesn't work: …but my Mac does not ...
0
votes
0answers
7 views

Ipod touch 5g charges on plug but not usb after repair

So they changed my charger port in ipod Touch 5 because it was broken, when i plugged it to power it charged fine , but it doesnt charge when connected to usb, same cable, same compuer , with ipad ...
0
votes
1answer
4k views

Airport Extreme 802.11ac Can't See USB HDD

Hardware: Airport Extreme 802.11ac Transcend StoreJet 250GB HDD Belkin 4-port, powered USB hub Configuration: HDD formatted as MS-DOS (FAT32) via Disk Utility HDD connected to USB hub Airport ...
0
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0answers
73 views

Turn off USB power on OS X/Mac Mini

I have a need to turn USB power off (and on) using a script or a piece of software. Ideally it should be possible to turn each port off/on separately, but also turning power off/on from all ports at ...