Devices that use the Universal Serial Bus data interface

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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 ...
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0answers
31 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 ...
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2answers
174 views

How do I pass the following error message in the Boot Camp Assistant: “Please format the USB drive as single FAT partition.”?

I am running the Boot Camp Assistant on El Capitan. Whenever I reach the third screen, titled "Save Windows Support Software", on which I can select an storage medium to save the Windows support ...
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0answers
11 views

My Mid-2015 Macbook Pro no longer rapid charges my Nexus 6P over USB, why?

The USB3.0 ports on my mid-2015 Macbook Pro always charged my Nexus 6P "rapidly" (as reported by the phone), meaning at 2100mA+ or so. However, a couple months ago (around January/February), this ...
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0answers
16 views

Windows 7 on Virtual Box 5 not recognising USB 3

I have Virtual Box 5.0.2 on my Mac (El Capitan) running Windows 7. I also have the Virtual Box extension pack 5.0.2, which supposedly enables USB 2.0/3.0 ports, but I can't see my USB stick in Windows ...
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4answers
30k views

Apple USB ethernet adapter is not detected

I have a Macbook Air running 10.7.4 and I'm trying to connect to ethernet using the official Apple USB to ethernet adapter. However, the mac never detects the new network interface. It never displays ...
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0answers
9 views

FTDI USB device not removed after unplugging

I have an FTDI USB adapter for loading software onto Arduino's, but it comes with a slight problem. 90% of the time when I unplug the USB cable, the device is not removed as a USB device. It remains ...
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1answer
24 views

USB Drive Size Lost After Formatting on OS X El Capitan

This is strange. I formatted my 16 GB USB drive on OS X El Capitan with FAT file system and it worked fine. However, same drive on Windows 7 PC shows only 200 MB of size. Where the heck other drive ...
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2answers
33 views

Does anybody know how long installing El Capitan onto a USB 2 pendrive from another USB 2 pendrive takes on a MacBook Air?

I'm trying to resucitate a discarded 2013 11″ MacBook Air with no internal drive and hence no OS. The Apple Store Genius bar tested it and found the only problems to be the missing drive and broken ...
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1answer
2k views

AppleUSBCDC weirdness after strange incident

I use my MBP propped on one of those laptop stands, ergo my external USB mouse and USB keyboard (both generic cheap-ass Logitechs) are always connected through a powered Belkin USB hub. Yesterday I ...
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2answers
3k views

How to use 802.1X authentication with edimax ew-7811un usb wifi adapter?

Edimax ew-7811un, Mac OS X, Snow Leopard, 10.6.8. According to the manual, you can use 802.1X tunneled authentication with Windows (it is mentioned e.g. on page 23, ...
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3answers
9k views

How does USB-C on the MacBook connect to multiple devices?

It seems that the new USB-C connector is good for charging, good for HDMI output, good for connecting to new devices that use USB-C connectors, and good for older USB devices like an old scanner, ...
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6answers
50k views

“USB device drawing too much power” error on startup with no devices connected

Since upgrading to Lion, I get this error every time I start up: I've read the answers suggested here, but they seem to indicate that it's the presence of a second device that's causing the ...
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2answers
405 views

Can an iPad be charged while acting as a USB host?

I have an iPad that I would like to leave semi-permanently connected to a USB hub (connected to a couple of MIDI controllers and some USB speakers). As it stands, I have to remember to unplug it ...
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0answers
9 views

How do I prevent OSX from creating a network entry when I connect a USB serial device?

I use a lot of different USB serial devices. I'm now at the point where my Network Preferences panel takes minutes to open and more minutes to change profiles. Opening ...
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0answers
10 views

USB not recognised after iTunes sync

I have a strange problem. After syncing iPhone with iTunes my Macbook Pro doesn't recognise other USB drives (I tried both USB flash drive and external HDD). After restart it works ok, until I do the ...
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0answers
25 views

iMac A1208 - Mac OS X 10.4 Install Problem

I'm a French user and I have a iMac from 2006/2007. I have changed the logic board. It's ok, but i want to do a fresh install of OS, (10.4), but the optical disk is KO. I have the official CD (but it ...
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0answers
10 views

Creating a Windows Virtual Machine in VMware Fusion from Bootable USB

I have the Windows 10 setup in a bootable USB drive. I would like to create a virtual machine from it on my Mac computer. I have already tried to create a .cdr image from the USB drive using disk ...
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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. ...
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5answers
7k views

Copy Crucial SSD Firmware Update ISO to Bootable USB

I want to start with the Crucial SSD Firmware Update and copy the ISO to a bootable Mac USB stick, using a minimal set of tools. I hope that means using only built-in Mac software, such as Disk ...
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1answer
52 views

MB Air: connect, update App Store with broken Wifi/Airport via USB WiFi

On my MB Air 2,1 (mid 2009) the wifi is broken. Connecting with the internet is possible via an Apple USB-Ethernet-adapter. When trying to install an app/update via the App Store (e.g. to OSx El ...
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1answer
61 views

Will there be a USB-C to thunderbolt 2 adaptor? I only need data transfer to be higher then USB 3.0

Right now USB C ports are just arriving in laptops and I unfortunately dedicated to go with a cheaper laptop (pc) but with thunderbolt-2. The thing I don't like about thunderbolt 2 products is the ...
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1answer
20 views

Is it possible and relatively easy to boot a 2013 MacBook Air from an external drive?

Given a MacBook Air that's working but with dead display and SSD, can I use it as a desktop-only machine with an external monitor and external hard drive? The guy at the Apple Store Genius Bar this ...
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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 ...
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1answer
2k views

iPhone hotspot via USB doesn't work

iPhone 3GS, iOS 6.01 Macbook Mac OS 10.6.8 The iPhone 3GS hotspot works fine via Bluetooth, connected to my iPad. If, instead, I tried it with my Macbook via USB (can't do it via Bluetooth for ...
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1answer
1k 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 ...
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1answer
12k views

Share iPad internet connection to PC over USB

Can I use my iPad to connect to my PC over USB and receive internet? My iPad has Internet but at the moment my PC doesn't and I don't have a wireless router yet.
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0answers
104 views

Automatic and Abnormal reboot after plugging an usb device

I have a Macbook pro (mid 2009, OSx 10.11.4). It has been already few days that I have the same problem: when I plug an Arduino into one of my two usb ports (no matter which one), the system crashes ...
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2answers
5k views

How to install Windows 8 with BootCamp 5 Assistant via USB?

I was able to put Windows 8 setup files on my usb from the installer. Now I just upgraded my machine to Mountain Lion. I have gone through the BC Assistant and it only asks for my Windows CD to be put ...
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1answer
26 views

Erase USB in Disk Utility says “Permission denied”

I'm trying to format my USB so I can get all the space back onto it, but every time I try to erase it in Disk Utility, this comes up: POSIX reports: The operation couldn’t be completed. Permission ...
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0answers
26 views

Format usb drive into ext4 and swap partitions

I have been trying to create a model of a passive WiFi tracker by following the steps given in the following link: http://edwardkeeble.com/2014/02/passive-wifi-tracking/ One of the steps requires me ...
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16 views

New USB Drive Cannot be accessed

Suddenly my PNY USB 3.0 Flash Drive has stopped working. It doesn't show up in Finder, Windows starts going crazy when I plug it in, Linux says the device could not be opened, and Disk Utility also ...
4
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1answer
28k 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 ...
3
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1answer
461 views

USB Drives always need to be formatted to delete items

I have a MacBook Air running Lion. Issue is I cannot delete things from USB sticks. The icons disappear but if I try to copy something on I get a not enough space error message. I can format the ...
2
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3answers
2k views

No bootable device USB 2.0 MacBook Pro mid 2014

I've been tearing my hair out the last couple days trying to get Windows installed. I have a MacBook Pro Retina 15 inch mid 2014. Yosemite version 10.10.1. Win 7 64 bit iso (sha1 - ...
2
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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 ...
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0answers
19 views

How do I change the Hotspot timeout on my iPad Retina?

I can use my Ipad Retina (4th Gen, iOS 9.3.1) when plugged in via USB to tether the 3G connection. After it is plugged into USB, then I can see it shareable via wifi from other devices. (My Mac which ...
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1answer
116 views

USB to Serial Adaptor works once for every reboot

Update#2, After testing with different console applications, I think the conclusion is GNU screen coming with Mac OS X 10.11.4 has a defect causing this issue. Hope some dev can see this and help ...
0
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1answer
28 views

How do I make my iPad Retina wifi hotspot discoverable (tethering 3G) when off and unplugged like my iPhone 6S?

I can use my Ipad Retina (4th Gen, iOS 9.3.1) when plugged in via USB to tether the 3G connection. After it is plugged into USB, then I can see it shareable via wifi from other devices. (My Mac ...
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2answers
1k views

Macbook Pro Retina suddenly stopped mounting Huawei USB modem

I recently bought a MacBook Pro Retina. The first day I was able to connect my Huawei E352 3G USB modem and it worked all the day. After a couple of day I needed 3G connection again, but my MacBook ...
0
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1answer
40 views

USB game controller not detected

Since upgrading my version of OSX, my computer no longer detects a USB game controller. I know the controller is in working order because my Linux machine can talk to it. I don't know which version ...
1
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1answer
31 views

Can I use a USB to HDMI converter to set up 2 external monitors on my 2015 Macbook Air?

Can the Macbook Air (2015 model) power a second external monitor via it's USB port (using a USB to HDMI cable)? I would also need to connect an external keyboard and mouse, so I plan on getting a USB ...
0
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1answer
103 views

Support for special Natural Ergonomic Keyboard 4000 hotkeys on OS X 10.11

I'm trying to get the special keys on my Natural Ergonomic Keyboard 4000 working under OS X El Capitan. Officially, Microsoft only offers limited support for this keyboard on Mac. The multimedia keys ...
1
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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 ...
6
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4answers
45k views

How to install Windows 7 Bootcamp using iso file (without USB/DVD)?

I have a MacBook Pro and I need to install Windows 7 besides Mac OS X so I can play games on it. The problem is that I don't have a USB stick or DVD to copy the Win7 iso image like Bootcamp requires. ...
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0answers
23 views

External SSD not recognized after ejection or reboot

I have an USB external mechanical disk. It works fine, and I can remount it after ejection. Also, it is mounted automatically after a reboot, as it should be. I got an USB external SSD, too. It works ...
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0answers
30 views

iPad mini charging problems

What I have experienced about charging problems is that it is mostly because the cable is not genuine and for that reason the message "not charging" appears even though it is charging anyway. It is no ...
0
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5answers
369 views

Error Installing OS X El Capitan on Early 2008 Mac Pro from USB

I am trying to install OS X El Capitan on an early 2008 Mac Pro. I wiped the hard drive on the Mac and followed this tutorial to create a USB boot drive with El Capitan using a Macbook Air running El ...
19
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6answers
106k views

Copying ISO file to USB drive in OS X?

I have tried to copy an ISO file to a USB drive. I am unable to do it with Disk Utility. How can I copy the ISO file to a USB drive? But I get the below. I have enough space in the 16GB USB drive ...
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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 ...