Getting to the bottom of it: Remote Computer Management\Storage\Disk Management - SOLVED - Microsoft Community Hub
How to fix “Device Manager is running in read-only mode because you are running it on a remote computer” on Microsoft Windows Server 2008 R2 – CTGlobal
Error running device manager remotely "Make sure that this computer is on the network, has remote administration enabled, and is running the "Plug and Play" and "Remote Registry" services"