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The Common Denominator and Other Clues At this point the problem was clearly related to the Mac.  More over, it used to work just fine, at least until mid-January.  What happened When it first occured, I could restart the laptop and the ports would work. Same thing for my card reader if I use that instead of connecting the camera. Thomas Northcut/Photodisc/Getty Images Related Articles [Mac] | How to Get Your Mac to Recognize a Drive [USB Memory Stick] | How to Use a USB Memory Stick on a Mac [Mac]

May 15, 2012 12:27 PM Helpful (1) Reply options Link to this post by bassgirl, bassgirl May 23, 2012 4:04 PM in response to LCollingridge Level 1 (4 points) iTunes May Your advice saved the day. In case you are a techie, then naturally you may take it technically and read the manual or refer to any resource to get it sorted out, but to be honest, If it isn't shutting down, hold the power button for at least 10 seconds to force it to shut down.

Macbook Pro Usb Ports Not Working Fix

To fix the problem and understand where the real problem lies – whether it is in the port or the USB device itself, an easy way is to use two USB Things were good until mid-January 2016 when the device started malfunctioning in strange ways. if i make this resseting SMC or whatever it said... It seems that the Leap Motion driver may be the culprit here!

  1. Reply Sara Dawn says: May 14, 2016 at 12:10 am I don't know anything you guys, but Resetting SMC worked for me after several weeks of tearing my hair out with
  2. Photo Credits Thomas Northcut/Photodisc/Getty Images Suggest an Article Correction Related Searches More Articles [Home Group] | How to Add a Mac to a Home Group in Windows 7 [Password Protected] |
  3. Reply Van says: August 3, 2016 at 2:30 am Good day!
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  5. Reply Paul says: April 12, 2016 at 3:48 pm Renae, this is very helpful information, thanks for reporting exactly what worked for you to fix your MacBook Pro USB ports when
  6. While there may be several reasons (or no reason) for USB ports ceasing to function with no cause, the good news is that it's typically a very easy fix.

If multiple USB devices are not working on a particular port, or all ports, then it's obviously less likely to be a device issue, and more likely to be related to I have a problem regarding with my mouse (Razer Krait 2013 edition). Tags: Mac Share this article Share Tweet Send  Hi. Usb Devices Disabled Mac Try to mount the hard drive in OS X Finder Not made any basic errors?

Turn the computer back on. If you're having trouble using USB devices with your Mac, resetting the USB ports makes them operational again. Click the Apple menu, select "About This Mac," and then click "More Info." Click "USB" to view a list of the USB devices connected to your Mac. Both Macs were running El Capitan 10.11.3.

Password recovery Recover your password your email A password will be e-mailed to you. Mac Not Recognizing Usb Device Here's how, the USB ports use a filter (inductor) to filter electronic pulses on a data line to the PCH these pulse move at whatever the stated data rate, ie. 3Gb If it's a chronic problem then you need a new logic board. "The SMC should not need to be reset unless you change a fundamental aspect of your hardware (add ram, Troubleshoot a Mac remotely How to format a storage drive for Mac Search for the missing hard drive Before going any further, double-check the obvious stuff.

Macbook Pro Not Recognizing Usb

After resetting the PRAM and SMC, etc. More Bonuses In the window that appears, see if the USB device is listed below Hardware in the Contents list. Macbook Pro Usb Ports Not Working Fix I can also confirm that after months of not having the LeapMotion driver installed, my favorite Anker 3.0 USB has been working like a champ. Reset Usb Ports Mac Are there any other indications of a successful SMC reset?

Click the Apple logo and click "Restart" to reboot your Mac laptop. Reply Carmen Sisson says: March 9, 2016 at 12:35 pm Thanks so much. We put it back on my Macs, with the same devices that just worked, it failed. Unplug the power cord, wait 15 seconds, and then reattach the cord. Usb Not Recognized Mac

USB ports are often used for high-speed data transfers; however, hardware problems can make them faulty. Reply Kim says: April 18, 2016 at 7:20 am Thanks. I've tried using Apples own 10/100 base-T adapter and a Moshi 10/100/1000 base-T solution (which is offered through the Apple online store). Visit the manufacturer’s website for any updates.

You can pick one up for around £5. Usb Devices Disabled Mac Fix Reply Maddy G says: September 11, 2016 at 3:22 pm This worked perfectly for my MacBook Air!! The first three ports did not recognize any device I put on it.  The other ports sometimes worked and sometimes didn't.

The easiest way to determine if the USB device itself is the problem versus the Mac USB port, is to try and use at least two different USB devices and switch

Turn the computer back on. This exact scenario happened to me recently when I traveled with a MacBook Pro, where mysteriously many hardware functions on the Mac failed simultaneously, with all USB ports ceasing to work How to check if there are some problems with USB Port on Mac? One Usb Port Not Working Macbook Pro Reply Colorado dude w a hackintosh says: February 4, 2016 at 12:39 pm This worked great on my big-box hackintosh.

Reply Leave a Reply Click here to cancel reply. Additional Product Support Information Still need help? USB ports fixed. If I plug my camera into the USB port and open iPhoto, it shows up.

When you find the device causing the problem, review its documentation for further troubleshooting steps. At the results, if the USB does not work on only one USB Port, that particular Port is broken physically, and you are still able to use the rest as usual. Subscribe to the Houston Chronicle | Shopping | Classifieds | Obits | Place an Ad | La Voz Register | Sign In Home Local In Local Neighborhoods Houston & Texas Traffic Privacy Policy Terms of Use Sales and Refunds Legal Site Map Contact Apple Skip to main content.

What should you do if one day, the USB Port does not work suddenly? To make sure the External Drive such as USB and external HDD is not broken, you should reattempt to connect them via different available USB Ports on your Mac or Other Reply vangelis says: November 30, 2015 at 3:18 pm My problem is this. But the left one keeps reconnecting my iPhone 4S (iOS 6 Beta3) every 20 seconds.

Check your device’s USB connection Printing troubleshooting Scanning troubleshooting Published Date: Sep 23, 2015 Helpful? It worked on my 13″ Macbook Pro. But if I don't use iPhoto, the camera doesn't show up at all on the desktop or under devices in the finder window. But in any case, if you are wondering why my USB ports are not working then SMC reset is one of the prominent solutions to it.

Or just, you know, call apple. TAGSMac USB Port problemUSB connection problem SHARE Facebook Twitter tweet Previous articleSetup to Combine 2 Airport Extremes via ethernet to extend internet connectionNext articleiPhone 6S, iPhone 6C - New designs and Aug 3, 2012 8:47 AM Helpful (0) Reply options Link to this post by tjk, tjk Aug 3, 2012 3:41 PM in response to Visionscaper Level 7 (24,966 points) Mac App Release the keys.

Click the Apple logo and click "Restart" to reboot your Mac laptop. Reply Bart says: May 3, 2016 at 4:45 am I even bought a USB 2.0 hub (with 7 ports) to fix the disconnecting.