Reply John Savile on November 21, 2014 at 3:23 am Thank you very much. Düşüncelerinizi paylaşmak için oturum açın. 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 any thoughts? http://itenlightenment.com/macbook-pro/macbook-dvd-not-working.html
Do not give advice if you don't know what you are talking about. Apple disclaims any and all liability for the acts, omissions and conduct of any third parties in connection with or related to your use of the site. Leon Stacey 4.734 görüntüleme 10:41 How to tighten the USB Port on (almost) any device!/Loose USB FIX - Süre: 2:55. Press Shift+ Control+ Option+ Power for some time - maybe for 1-2 seconds; now when the LED display on the power adapter starts blinking, it means that the SMC is reset http://osxdaily.com/2015/08/09/mac-usb-ports-not-working-fix/
bla, bla, bla. 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 Resetting the SMC should only be attempted after Steps 1 and 2.
This applies to USB ports at both the front and back of my computer. In case none of the devices are working on multiple ports, then mostly the chance is that it is a defective USB device, and moreover, the cause may be the defective Now, some responses were, that one should throw the logic board in the trash, bad idea. How To Reset Usb On Mac Also you can reset the SMC + PRAM whenever if there is one of the following symptoms: USB port is not working properly.
Now, on to the troubleshooting. 1 Reboot the MacBook laptop Sometimes, just like applications can act unresponsive and buggy, hardware ports can have similar problems. Imac Usb Ports Not Working Oturum aç 174 Yükleniyor... That puts undo stress on the battery. The SMC should not need to be reset unless you change a fundamental aspect of your hardware (add ram, swap a drive, etc.).
Another Fix for USB Not Working: the NVRAM Reset Sometimes resetting the NVRAM / PRAM on a Mac can help resolve the USB port failure as well, since NVRAM holds various page The thing about the Reset the SMC procedure, is that it requires a device reboot, which also 100% of the time fixes the issue - no SMC refresh required. How To Reset Usb Ports On Mac Yes this is quite technical and maybe only suited for an electronics engineer, but I am not and I can do it. One Usb Port Not Working Macbook Pro They did not know how to fix it, except recommending I update lion.
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 http://itenlightenment.com/macbook-pro/macbook-not-working.html Resetting SMC worked for me. I thought I was going to have to pay apple to fix it since I didnt have apple care! 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 Macbook Pro Not Recognizing Usb
Reply Gordon Shephard says: December 9, 2015 at 12:11 pm The whole "Reset the SMC" fix seems like so much cargo cult voodoo to me. Both ports stopped working and I needed to use them for a deadline project. Easy solution, replace all the filters for each port or just the ones on the data line. weblink Resetting the SMC - A macbook with a battery you can't remove by yourself. (Built-in battery) Step 01.
Of course, I'm an experienced Mac user so I knew this this, but given that many other Mac users out there are less familiar, this type of troubleshooting is always worth Macbook Pro Usb Port Replacement mytubook10 51.952 görüntüleme 13:23 Macbook Pro / AIr - SMC Reset / PRAM Reset - Süre: 5:10. So if your problem isn't fixed by this like mine was, try that.
Thank you so much for sharing this DIY fix solution. Read the entire article thoroughly and see how to tackle the problem in different troubleshooting scenarios. Screen brightness control is not working. Usb Not Recognized Mac AHMAD z 81.444 görüntüleme 11:21 How Fix Computer Usb Ports That Stop Working(Worked 4 Me). - Süre: 2:38.
Thanks Reply Ray says: November 28, 2015 at 5:01 pm I have a USB stick formatted on PC as exFAT -- it should work on the mac right? There may be numerous reasons for USB failure, especially for Mac, but be assured that the method of fixing it is very easy. Your snotty comments serve no purpose other than further inflating your fanciful "knowledge". check over here Please help.
Reply Van says: August 3, 2016 at 2:31 am One more thing, I've got this cheap mouse and keyboard but they are working properly in bot usb port. Battery life (status) is not correct. No less than 24 hours upon returning back did they stop working again.It might have to do with something involving the download of iCloud or something? ^ or the new lion, I also tried to restart the laptop and plug-unplug method but it won't work still.
I also lose the Facetime camera on occasion (no reason). 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 Any solution to this? I have a razer driver that was not working but now works, and my drawing tablet works now!!!
None of that worked. Remember you have to restart this diagnostic everytime you plug something into it.Then I decided it had to be a stored value in some memory location that needed to be reset, It's working fine now. Düşüncelerinizi paylaşmak için oturum açın.
Me thinks it's Apples way of discouraging us from using USB-to-Ethernet. Video kiralandığında oy verilebilir. Reply DG says: August 9, 2015 at 9:12 pm "This update is recommended for Mac mini (late 2012) models. This is how to fix USB ports in Mac not working problem.
Other Considerations for USB Not Working on a Mac If a single USB port has failed but other USB ports are continuing to work on the Mac, even after an SMC