No internet connectivity after installing Mojave

I have just upgraded to Mojave through the app store from Seirra. It took for ever at the log in screen and then finally the WIFI is greyed out with a X and when you open a browser there is not connectivity. Late 2017 iMac


I am not running little snitch, it takes for ever to restart too.


Any help would be very much appreciated.

iMac, iOS 12

Posted on Sep 24, 2018 2:31 PM

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Posted on Sep 29, 2018 4:59 PM

I solved the problem by doing a clean install of Mojave, and once the installation was finished I used Migration Assistant to migrate my applications, my settings, and my user folder—but NOT the “other files and folders”. Once I restarted, the problem was fixed. This solved both the internet problem and the slow login.

81 replies

Nov 7, 2018 1:33 AM in response to macace49

One of my Time Machine drives failed on Friday so I got one out of my old G5 Mac Pro and put it into the old drive's case. Then clean installed Mojave and copied over my Users and Groups. Mojave worked perfectly. Meanwhile my iMac's main drive is still running High Sierra. Today, as the weather is miserable, I'm going to have another go at installing Mojave over High Sierra. If that fails I'll erase the whole drive and do a complete clean install followed by a migrating of all the junk from Time Machine.

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No internet connectivity after installing Mojave

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