One more way is available which has resolved the issue for a few and should for others too and that is by following these steps.įor anyone still looking for the answer in Big Sur.

There’s a temporary workaround that involves turning off the System Integrity Protection (SIP). Users kept trying different brands but only to end up getting the same issue. With the upgrade, machines stopped supporting the ethernet adapters.

While there’s a higher number of people who claim the issue is with Type A ethernet adapters, there are also a few who are facing this on Type C units. Some users, in fact, switched back to Catalina to get things working again. It is only after the Big Sur update that the issue first came to light and is absent on devices with Catalina. Long discussions went on for months where multiple users shared their experiences to confirm that this issue is common for a big chunk.Īs described by the users, the USB ethernet adapter stopped working after the macOS Big Sur update on both old and new Apple devices.Įthernet adapter not working with big sur update, tried the many solutions, but nothing works.Īdapter working fine before update, also working fine with another macbook air 2017 with Catalina. This has been a perennial bug on macOS Big Sur that restricts users from using ethernet adapters to the best of their capabilities. Now, we have stumbled upon another issue that further increases the bug count of Apple devices. We recently saw how HomePod worth hundreds of dollars would fail to sync and even drop out in many cases. Irrespective of the big brand names and the flagship pieces of equipment, devices can still end up troubling the owners.Īnd who knows it better than the Apple device owners.

Usb tethering macbook pro