Just wanted to say thanks to those that provided suggestions, etc. I've never been able to resolve the issue with the inability of Hyper-V manager being unable to create the Default Switch. Windows...

I found where the network adapters are listed in the registry on my system. There are no Hyper-V virtual adapters that should not be there. I created one and removed it and there were no left over...

Thanks for the attempts... perhaps you will hear something... or some else will chime in with an idea. So far everything you've suggested was a logical approach.

Like you I'm thinking there is...

Kari, regarding you latest recommendations... no success.
1. Checked Device Manager-Network Adapters and no Hyper-V virtual switches existed.
2. Turned OFF Hyper-V feature and rebooted.
3....

While the use of the Default Switch is not essential and I can create a virtual switch, what is a problem is that the Hyper-V Manager Virtual Switch Manger tries to create the Default Switch every...

Roger that. Thanks.

FYI re the Virtual Swithch Manager comment... what I am seeing is if I am viewing Network Connections when I have the Hyper-V Manger open and select the Virtual Switch...

I'll give this process a try and post results.

Sadly... the repair installation did not resolve the issue. Same issue and symptoms remain. The Virtual Switch Manager just is unable to get the Default Switch created. I can see it trying but it...

I believe I tried with and without space after Get.
I moved ahead with the rest of the process you recommended. I was also on the same wavelength and anticipating a repair installation. Great Minds...

Hmmm, Get is not recognized as the name of a cmdlet, Function, … etc. error when I try this command:

Get -VMSwitchExtension -VMSwitchName ('Default Switch')

Thanks!

FYI, I just received this reply in a answers.microsoft.com site posting of this issue......

I posted the results twice (I think) but do not see them here...

OK there it is...

Powershell clip ...


ActivityId : F7089A6D-AF83-4EF0-8A30-DBA1D9B427DB
AdditionalParams :
CurrentEndpointCount : 0
Extensions :...

Hi, I was hoping you would see this issue... :) I 've appreciated your other support posts. Since there actually is no Default Switch, should I still try the Powershell command you suggested?

After upgrading to v1809 I turned Hyper-V feature Off then On. Since then the Default Switch no longer exists and the Virtual Switch Manager is unable to crate it automatically as it would normally....