The all-round problem fixer for Mac. So here's a tip for you: Download CleanMyMac to quickly solve some of the issues mentioned in this article. Switch the Mac off and back on again. Next, check the USB device. Inspect the device visually, looking for damage to the connector and any signs of frayed wiring. If there is no apparent damage, take two different USB devices and test them against different ports. A USB device that works on one port but not another is a sign of a faulty port.
If this is the case, the only real solution is to contact an authorized Mac specialist for a hardware diagnostics test and have the port repaired. Outdated firmware and software results in various hardware issues, including Yep — Mac USB ports not working. Check for system updates by opening the App Store and clicking on the Updates tab. If updates are available, click on the Update button next to each application that you want to install. Resetting them could be the solution to your USB woes.
If they aren't the reason for the USB ports acting up, you can easily reinstall them from the App Store. One way to remove apps is to use Launchpad or Finder. Or you can use a quicker, more effective method: CleanMyMac X. Using the tool is every bit as easy as deleting an app manually. While CleanMyMac lets you uninstall apps in bulk, in this case, you should delete apps one at a time until you find the culprit.
CleanMyMac also lets you clean up unwanted junk, declutter your Mac and improve performance. Having one or more USB ports not working on your Mac can be hugely frustrating, especially if you rely on those ports for data backup and external peripherals. That said, USB problems are quite rare and are usually easy to fix. Work your way through these troubleshooting tips until you find the one that works and restore your Mac to its full glory. How To. Blog How To News Reviews. Hit Return or Enter to search.
What to do if your Mac USB ports are not working. Darina Stavniychuk. Explaining complex stuff very simply. Passionate about writing. Did you enjoy this post?
Mac USB Ports Stopped Working? It’s Likely Easy to Fix
Subscribe Now.Apple creates excellent tech products for users. As a matter of fact, even Apple products are not immune to malfunctions. However, of late, there are many Mac users reporting USB port issues on technology forums. To solve this problem, here are some possible fixes for Mac USB not working issue. A non-working USB port creates many unpleasant situations for users.
They cannot connect a third-party mouse or keyboard to the Mac. Moreover, attaching a hard drive to your Mac can be problematic if the USB ports on Mac stop working. Most important, users cannot back up their iPhone using a lightning cable.
There might be some issues with hardware and software of your Mac. This troubleshooting guide deals with both the problems. Before you delve into the software labyrinth to find the solution, check the connection of your Mac. You need to take the cable out and insert it again in the USB port. Many users connect cables casually and then wait till eternity for their iPhone to appear in iTunes.
Remember, proper insertion is necessary. Next, also check the connection at another end, i. If you are trying to connect your external hard drive to Mac, ensure that micro USB is accurately attached to the hard disk. If you are using a clumsy case to protect your iPhone or iPad, remove it and then connect your device to the Mac.
Even if you are sitting in an air-tight cubicle, your Mac is exposed to some dirt or grime. Over a period, debris gathers in or around the USB port of your Mac. This can prevent your USB device from connecting to the Mac. To get rid of this rubbish, use a high-quality blower or a soft cotton bud.
Is Mac USB Ports Not Working? Try Out Fixes
If your Mac has multiple USB ports, you can use all one after another. Remove your USB device and insert the cable in another port. If your device connects successfully in another port, there is some problem with a specific port on your Mac.
In case your Mac has only one port, you can connect your device to another Mac or Windows computer. Your Mac requires the attention of an expert if one or all ports are defective. When your device fails to connect to the Windows system as well, there might be some issues with cable or device itself.
A defective cable or a failed device is a more severe situation as you might need to spend some bucks. However, you can take your portable Mac to the Apple Service Center and request them to lend you a cable, so that you can sync your device to your Mac.
What to do if your Mac USB ports are not working
If this works, you have to change the cable. Buying a new cable may not be a big deal, but if there is an issue with your device, getting it repaired can be a costly affair for any consumer.
Once you follow the above methods, you will get a fair idea where the problem is.Check the power, port, and cable connection: Make sure the USB device is turned on and its cables are properly connected. If you can use the device after switching ports, connect another device to the first port. Wait about a minute, then plug it back into the power outlet and start up your computer.
See Find out how to service or repair your Mac. Check for missing software: Make sure you installed the latest software for your device. Connect USB 3. You might need to disconnect and reconnect the other device as well, if it has stopped responding. Make sure that the device is connected directly to the computer, and that any hubs or extension cables are disconnected.
If you can use the device now, the problem may be with one of the other USB devices or hubs you had connected to your computer. Try reconnecting them, one by one, to your computer. When you find the device causing the problem, review its documentation for further troubleshooting steps. In the window that appears, click Overview, then click the System Report button. Open System Information for me. In the window that appears, see if the USB device is listed below Hardware in the list on the left.
See also Solve printing problems on Mac Solve scanning problems on Mac.While Macs usually work flawlessly, sometimes peculiar issues pop up. One such unusual case is when the USB ports on a Mac suddenly stop working, seemingly out of the blue. First and foremost, keep in mind that sometimes a USB device itself can fail, which may have nothing to do with the Mac itself. This is particularly true with cheap low quality USB devices and cables.
The first thing you should do is reset the Mac SMCa simple process which is slightly different depending on the Mac hardware. You can learn how to reset the SMC on all Macs here in our detailed tutorial. 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 with any USB device, a Bluetooth Unavailable error appeared, sleep failureand fans spinning up like a jet engine with no apparent cause — all classic symptoms of something gone haywire with the System Management Controller, all easily resolved by the reset process outlined above and here.
Enjoy this tip? Subscribe to the OSXDaily newsletter to get more of our great Apple tips, tricks, and important news delivered to your inbox! Enter your email address below:. I have followed instructions to reset the SMC several times with the same results- nothing.
Anything else you can think of to try or should I just take it in for repair. Anything else you can think of to try or should I just take it in. This process set everything straight. Five years ago you answered this question, and I used that answer today to fix my issue…wanted to say thanks for providing it in the first place, and keeping it up for us to find. I had been having the problem for a while after it had previously been working just fine.
I have tried to fix it on a couple of occasions to no avail, but today I was sure to get to the bottom of it and find out what was happening. I knew the USB ports on the Macbook were good as it is only a few months old and not used much, and my cables are all in good order.
My phone charged ok and connected to my car ok for Apple play. I then double checked and connected a USB thumb drive, Powerbank, and portable hard drive to my Macbook with no issues what so ever as it was previously.
That simple analytical task made me realise it had to be the lightening port on my iphone, now I am well aware that dust can collect in the port which I have cleaned out of this and previous phones on occasions with a needle.
So I got my torch and a needle and looked for dust and sure enough there was some dust, in fact it was not a lot of dust but I still got it out and then gave the pins a wipe with a 3mm interdental brush for good measure.
I had an external USB hard drive plugged in all the time. I tested a thumb drive on my Windows machine and it worked fine. Then the USB keyboard and mouse did not work.As flawless as a Mac can be, it is not completely immune to issues and sometimes the USB ports on the Mac can stop working inexplicably.
You know you didn't do anything to cause the problem, but all of a sudden all your USB ports not working on Mac. This issue can be frustrating. But before you think that the problem is the Mac, consider that sometimes USB devices can fail. Like we mentioned above, it is likely that the Mac is not the problem at all but the USB itself is failing to connect to the Mac. To check if this is a connection issue and that the USB you are using is damaged or not, try connecting a different USB device to the Mac to see if it's recognized.
You may also want to check the USB ports on the Mac to make sure there isn't any debris or dust lodged in it. If there are, use a soft cloth to clean out the dust or a toothpick to remove any debris. This problem can also be caused by a software issue.
In this case, you may want to restart the Mac to eliminate any software issues that could be causing problems. Follow these simple steps to restart the Mac. Just to make sure that it is not a hardware problem, you may want to check that the USB port on the Mac is working fine. Dust and debris can be easily removed like we mentioned in the first solution above, and you can also try using different USB devices to see if they are the problem. The process is slightly different for different Mac models.
An update of the software on your Mac is also another way you can fix problems with USB connectivity. Follow these simple steps to update your Mac. Most software problems on Mac often result in data loss. If you have suffered data loss for one reason or another, you may need a reliable data recovery program. One of the best data recovery programs for Mac is Mac Data Recovery.
Once downloaded on your Mac, the program will scan the device for the missing data and then recover it. When the Mac USB ports are not working, the solutions above can easily help you fix it. If it is a hardware problem, you may want to consider other options like having a professional fix the device. Mac Tips. Check the Connection Like we mentioned above, it is likely that the Mac is not the problem at all but the USB itself is failing to connect to the Mac.
Restart the Mac This problem can also be caused by a software issue. Follow these simple steps to restart the Mac; Step 1: Click on the menu button located at the top left corner of the screen Step 2: Click "Restart" Step 3: Confirm that you want to restart the Mac by clicking on the "Restart" button in the menu that appears. Inspect the Port and Cable Just to make sure that it is not a hardware problem, you may want to check that the USB port on the Mac is working fine.
When the power adapter blinks or changes color the SMC reset will be complete. Step 3: Release the keys and then turn on the Mac. Step 2: The Mac will also make another chiming sound before restarting again. Follow these simple steps to update your Mac; Step 1: Open the App store app o your Mac Step 2: Click on "Updates" in the App Store toolbar Step 3: You can then either simply click on "Update All" or go through each software updating individually Most software problems on Mac often result in data loss.
Tenorshare 4DDiG Mac. Free Trital Free Trital.To start the conversation again, simply ask a new question. I bought a new external HDD Lacie a few days ago. I am wondering it might gave some effect like change the setting of software.
MacBook Air inch Midnull. Posted on Dec 28, PM. Page content loaded. You should try each, one at a time, then test to see if the problem is fixed before going on to the next. Be sure to backup your files before proceeding if possible. Dec 28, PM. Dec 29, AM. Communities Contact Support. Sign in Sign in Sign in corporate. Browse Search.
Ask a question. Notebooks Speciality level out of ten: 0. Both two USB are not working so I think it is software issue not physical port problem. I cannot connect iPhone through lightning cord anymore, and it doesn't read external HDD. Lamp of external HDD is flushing so I guess electricity is properly suppled. Does anyone have similar experience to this?
Any thoughts? More Less. All replies Drop Down menu. Loading page content. User profile for user: Kappy Kappy. Desktops Speciality level out of ten: 1.
Shutdown the computer, wait 30 seconds, restart the computer. This is slower than a standard startup. Repair the disk by booting from the Recovery HD. Immediately after the chime hold down the Command and R keys until the Utility Menu appears. Choose Disk Utility and click on the Continue button. Select the indented usually, Macintosh HD volume entry from the side list. Click on the First Aid button in the toolbar.
Wait for the Done button to appear. Quit Disk Utility and return to the Utility Menu. Restart the computer from the Apple Menu.These are the favourite games for Both Teams To Score from around the world.
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