Mac ethernet port not working

Wrapping up
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  2. Apple: How to Fix Mac Ethernet Ports if they Stopped Working Recently | iPhone in Canada Blog
  3. You might also like…
  4. [SOLVED] Mac Mini Ethernet not working
  5. Apple: How to Fix Mac Ethernet Ports if they Stopped Working Recently

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Apple fixed the problem for most people quick enough that they didn't even notice there was a problem—assuming they had WiFi Internet access. If your Mac's only available Internet connection is Ethernet, you can still fix the issue, but the steps are a bit more involved. You can check them out in the related knowledge base article.

Wrapping up

Pushing the MacBook Pro to the Limits. First check under System Preferences:Network that you didn't delete or disable your Ethernet service. If those are copacetic look at the ends of your Ethernet cable connector to ensure it's locking tang is locking in.


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If this answer was helpful please remember to return and mark it Accepted. Check where you said and it shows that ethernet card connected. Looked at the connector of my cable and it looks good and it is locking in.

Also check the port its self, blew it out and check the copper connectors and everything looks right. Could the port itself be disconnected inside the Mac. All of a sudden, the Ethernet port stopped being responsive. I checked the Ethernet card and everything seems to be fine.

Apple: How to Fix Mac Ethernet Ports if they Stopped Working Recently | iPhone in Canada Blog

Also, the port itself looks clean from the outside. I wouldn't mind replacing it for a new one by myself, but the ifixit guides do not have a tutorial on that maybe it's not replaceable? Soldering MLBs is not like soldering a patch cord. Please use the add comment link to the appropriate Answer, Question or create your own original Question. In it remember to include the exact laptop, and OS and some history The more complete the description of your problem is the more assistance we can provide, and, the sooner we can provide it..

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This article will talks about the Self-Assigned IP issue and will hopefully fix your problem. Here is the relevant part:.

Fixing Ethernet Issues on macOS High Sierra

After the system boots, you may be prompted to allow incoming connections to numerous programs and services, so accept these for now you can always go to the Firewall settings and deny or remove entries later on and then try connecting to the network again. While configuration changes from migrating or restoring a system can lead to this problem, at other times major system crashes or power outages can do the same. Many cable modems bridge only the first MAC address they see. If you unplug your router and plug in your Mac, you may need to reboot your cable modem so it accepts the Mac's MAC address.

[SOLVED] Mac Mini Ethernet not working

You'll need to reboot it again if you switch back to your router. Source: MacRumors forums.

In my situation, I had unplugged the ethernet cable from my wifi router and plugged it into my Mac. My cable modem presumably didn't bridge the new MAC address, leading to the network problem. Rebooting the cable modem resolved the issue. If these don't work, you might have a legitimate hardware issue.

Apple: How to Fix Mac Ethernet Ports if they Stopped Working Recently

I would recommend a call to Apple they will help you over the phone generally, depending on how old your Mac is and whether or not you have Apple Care. Alternatives: a visit to your local Mac shop there aren't many, but there are some or a visit to your local Apple Store. Home Questions Tags Users Unanswered. Mac not connecting to internet with ethernet cable Ask Question.

Asked 3 years, 11 months ago.