Device Manager access denied:
In Windows 10 it is not possible to connect
to a remote computer with Device Manager. Although it's possible to
establish a connection with Computer Management, the following error
message appears by clicking on Device Manager:
access the computer <computer name>. Make sure that this computer is
on the network, has remote administration enabled, and is running
the "Plug and Play" and "Remote registry" services. The error was:
Access is denied.
Microsoft does not support remote connections with Device Manager on Windows 10. See article https://support.microsoft.com/en-us/help/2781106/errors-connecting-to-windows-server-2008-r2-or-windows-server-2012-dev
You can use a third party tool as an alternative to Device Manager, e.g. DeviceTool by Lugrain Software.