macbook professional – Fully unable to hook up with Web through Ethernet

2020 13-inch MacBook Professional, OS 12.1, for some information

So the title is fairly self explanatory. I have been ready to hook up with WiFi simply effective, however each time I join through Ethernet, I get this notification:

[Device Name] has a self-assigned IP tackle and will be unable to hook up with the Web.

I’ve tried each manner I can discover on-line to get round this: new ethernet cables, totally different adaptors, rebooting and, most just lately, trashing the plist information, after I bumped into the curious difficulty.

It appears to be like like, after I head to the system configuration folder, the file “” is nowhere to be seen. Following the opposite steps I have been instructed to do in every single place have yielded no outcomes, and with my restricted pc data, I am at a complete loss. Please assist! I do not assume I can survive on campus WiFi ceaselessly!

For starters, is the dearth of this file the explanation my Ethernet adaptors will not work? They labored final yr on campus, in a unique room. Secondly, if the lack of the file is the difficulty, how do I get it reinstalled?

Thanks on your assist!

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