One such unusual case is when the USB ports on a Mac suddenly stop working, seemingly out of the blue. Reply Birther says: August 9, 2015 at 6:53 pm Just reconnect your USB cable from the hard drive to your Mac, it has nothing to do with OS X Yosemite or I panicked for about two hours after my USB port stopped reading my devices. Loading... have a peek here
I have a problem regarding with my mouse (Razer Krait 2013 edition). Most Liked Posts Page 1 of 2 1 2 Next Chiuy, Jun 1, 2012 Chiuy macrumors 6502 Joined: May 24, 2011 Location: NorCal, Bay Area #1 I have a MacBook Pro Finder The Doctors Live Healthy Health Videos Better Sleep Style Luxury Auto Beauty Dining Fashion Home & Design Home Elegance Lust List Travel Window Shopping Food & Cooking Alison Cook Restaurant Let me know when you’ve finished that cup of STFU!!
Yes this is quite technical and maybe only suited for an electronics engineer, but I am not and I can do it. MacRumors attracts a broad audience of both consumers and professionals interested in the latest technologies and products. Anonymous form close (x) Front Page Mac Blog iOS Blog Roundups AirPort Apple Car Apple Deals Apple Pay Apple Stores Apple TV Apple VR Project
Sorry about that. Reply Van says: August 3, 2016 at 2:30 am Good day! I have an old Macbook Pro (early 2008), and this happens on a regular basis (loss of USB ports). Usb Not Recognized Mac share Share on Twitter Share on Facebook Email Link Like + Quote Reply Chiuy, Jun 2, 2012 Chiuy thread starter macrumors 6502 Joined: May 24, 2011 Location: NorCal, Bay Area #3
Release the Command-Option-P-R keys. Macbook Pro Usb Ports Not Working Fix I know it shouldn't of fixed it, but I wanted to confirm that it does. Make sure that the device is connected directly to the computer, and that any hubs or extension cables are disconnected. https://discussions.apple.com/thread/3939949?tstart=0 Reply Morbid says: May 31, 2016 at 12:18 am Thank you!
I thought i had wasted 50$!! Usb Devices Disabled Mac I also lose the Facetime camera on occasion (no reason). Let me know when you’ve finished that cup of STFU!! How soon does the problem recur?
Is there any reason as to why that would be? navigate here I tried to switch it on the other side but still the problem is the same. By the way, mine didn't blink or change colour either. left side usb just stopped working with everything Reply Dexter on July 13, 2015 at 6:37 pm Splendid!! Reset Usb Ports Mac
Yes, my password is: Forgot your password? Finally the Reset of PRAM fixed the USB problem. It seems like a design fault that apple just cant pin down since it has affected every Macbook i have had since the white unibody share Share on Twitter Share Check This Out Name (required) Mail (will not be published) (required) Website « Apple Runs New Commercial for iPhone Campaign: "Photos & Videos" Use "Keep Both" to Merge Same Name Files into Single Folder
Shut down your Macbook. Mac Not Recognizing Usb Device Thank you SO much! For those with a MacBook, MacBook Pro, and MacBook Air, all you need to do is this: Shut down the Mac and connect the power cable Hold down Shift+Control+Option+Power concurrently for
share Share on Twitter Share on Facebook Email Link Like + Quote Reply Joshfaux, Mar 13, 2013 Joshfaux macrumors newbie Joined: Mar 13, 2013 #15 The process I am undergoing to I ended up calling apple support (surprisingly helpful) and they told me to restart the computer and hold down command+option+P+R keys while it was booting back up. Loading... One Usb Port Not Working Macbook Pro Now that I did this, both ports are now working perfectly again, thank you so much!
Resetting may help with getting USB functionality back. 3 Reset the SMC SMC, or the System Management Controller, is a system on a chip within Intel-based Macs that plays a role Reply harry says: January 19, 2016 at 12:36 pm So, this worked for me and my USB started working again, what a relief! Visit P&T Troubleshooting Forum to fix! http://admitcore.net/not-working/usb-not-working-macbook-air.html The Solution to No-Cause Random USB Failure on a Mac: Resetting SMC So, you're confident a USB port is the problem and not the device itself?
Both ports stopped working and I needed to use them for a deadline project. Do not give advice if you don't know what you are talking about. So while this far from conclusively points to El Cap being the root of USB issues it does appear these developers are trying to sort things out and not able to. Your USB controller is screwed up.
Press and hold the power button for 5 seconds. I ended up calling apple support (surprisingly helpful) and they told me to restart the computer and hold down command+option+P+R keys while it was booting back up. I'm empty.
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