Why do I need to change it? Joining VM to the domain when we clone VMs…

A SID, short for security identifier, is a number used to identify user, group, and computer accounts in Windows. SIDs are created when the account is first created in Windows and no two SIDs on a computer are ever the same. The term security ID is sometimes used in place of the SID or security identifier.

Attention : Before start, make sure you have the “Product Key”, don’t have rollback !

Start by check SID with : whoami /all

Open folder :


sources : https://www.lifewire.com/what-is-an-sid-number-2626005