Surface Book 2 problem with Surface Dock Ethernet - Surface Ethernet Adapter: Not Present

Hi,

After running my Surface Book 2 for almost a year now the last few days it has not been possible to use Ethernet on the Surface Dock. This has worked until just a few days ago but now it suddenly stopped. Also, as I have two docks (one in the office and one at home) I have tested both have stopped working. WiFi connection works fine.

Opening Network & Internet Settings > Change Adapter Options (same as Control Panel > Network Connections) it shows WiFi and BT but not the Ethernet Adapter. Also, "ipconfig /all"  shows WiFi and BT adapters but not Ethernet. Same under Device Manager there is no Ethernet as I would expect (only WiFi and BT)

The only sign I can find of the Ethernet Adapter is under Network & Internet Settings > View Your Network Properties. Here I can see a "Surface Ethernet Adapter" and its mac address and then it says:
Status: Not Present
Maximum transmission unit: 0
Connectivity (IPv4/IPv6): Disconnected

After the problem started I have

  • Made sure all Windows Updates are installed (Win 10 Pro 64-bit version 10.0.17134 Build 17134)
  • Run the latest Microsoft Surface Dock Updater (Surface_Dock_Updater_v2.23.139.0.msi)
  • Run "Network reset"
  • Run ipconfig /clear   ipconfig /release  as well as  ipconfig /renew

Restart after each action above, but still not working

Some forums suggest disabling the adapter and then restart (to have reinstall) but I cannot see that I can do that at all (?) It is not present under adapters. Other forums suggest disabling the Ethernet power saving, but again I cannot see that I cannot change this setting since i do not see the adapter.

Any ideas?

Answer
Answer

Hi,

Logged in as admin on the computer and ran the "SurfaceDiagnosticToolkit_SA". Restarted and now it works. No clue what was happening, but anyway - case closed.

Thanks for all your support

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Question Info


Last updated January 3, 2023 Views 3,341 Applies to: