Microsoft has long maintained that the "Duplicate SID Myth" is largely irrelevant for modern workgroups and domains, except when it comes to Key Management Services (KMS) and Windows Update for Business. By patching the methods SIDCHG used to reset these keys, Microsoft ensures that machines are identified via unique hardware hashes rather than easily manipulated registry strings. 3. Licensing Integrity
If your workflow relied on SIDCHG, it’s time to update your imaging scripts to include or transition to modern management tools like Microsoft Intune and Autopilot , which eliminate the need for SID manipulation entirely. sidchg key patched
If you are using an older version of SIDCHG or an unofficial key, you might see the following: errors even on supported builds. Microsoft has long maintained that the "Duplicate SID