How to change SID on a Windows Server 2016

Open Powershell as Administrator and type Whoami /all

Get the SID information and record it somewhere

Run C:\windows\system32\sysprep\Sysprep.exe

This will bring up the System Preparation Tool (sysprep)

Select Enter System Out of Box Experience (OOBE) and Select Generalize 

Reboot the Server

Open Powershell as Administrator and type Whoami /all

Verify that the SID changed from the one that you recorded earlier

Change the Static IP or DHCP /release if applicable
DHCP /renew if applicable

Change the computer name if applicable and Reboot