#Ethernet card mac mini mid 2010 update
#Ethernet card mac mini mid 2010 full

Make sure you have recent backups in any case. This will fix the problem when OS X is started afresh, but obviously has the big downside of deleting other data. What are my Mac mini (Mid 2010) specs Wi-Fi, Built-in AirPort Extreme card (802.11a/b/g/n) Bluetooth, Built-in Bluetooth 2.1 + EDR Ethernet, 10/100/1000BASE. If you don’t mind losing data, it may be simpler to use Recovery Mode to just Reinstall OS X.

#Ethernet card mac mini mid 2010 full

Read the full steps on Apple’s Support Site and take care not to delete anything but the file in question. Rm -rf “/Volumes/Macintosh HD/System/Library/Extensions/AppleKextExcludeList.kext” The antenna is located in the base of the unit, directly underneath the removable access cover. You’ll have to restart the Mac in Recovery mode and manually delete the offending files through Disk Utility and Terminal. The Mac mini ships with 802.11a/b/g/n support but has no external WiFi antenna. If you can’t connect to WiFi, the steps are a bit more involved. After rebooting, the Ethernet port should work again. Type the following command into the command line it will ask for your admin password: If you can connect to WiFi, then luckily updating the file to restore the functionality of the Ethernet cable is easy. OEM replacement AirPort wireless network card for the Apple Mac mini Unibody A13 (MC270LL/A, MC438LL/A).

#Ethernet card mac mini mid 2010 update

If the number is 3.28.1, you need to update the profile. Look for rows labelled ‘Incompatible Kernel Extension Configuration Data’ and find the most recent version installed. Find the Software section and select Installations. To check your Incompatible Kernel Extension Configuration version number, hold the Option key and click the Apple menu. It seems that Apple accidentally blacklisted its own networking kext, which is the cause of the issue.

If the number reads 3.28.1, you’ll need to update the configuration to get the Ethernet port working properly. If your Ethernet port has stopped working on your Mac, check System Information to find the version number of the Incompatible Kernel Extension Configuration file installed. Luckily, the software problem isn’t permanent and the bug can, usually, be easily resolved.Īpple has already fixed the Ethernet software problem for users going forward. Apple has now officially acknowledged the problem on its support pages. Many users complained about the issue online: they had randomly found their Macs no longer connecting to the Internet and their Ethernet port simply not working. If Apple hasn’t yet made the Ethernet network port on your Mac obsolete by not including it, as is the case with most Macs sold today, then it may have accidentally broke the port last week in an OS X kernel extension update.