How to Prepare Master Image for SCCM Agent 2012 R2/R2 SP1 or SP 2

1) Install the ConfigMgr client on the Master Image
2) After succesfully installed then Stop the SCCM client service as below
           - Start > Run - CMD.exe
           - Type > Net stop "SMS Agent Host"
3) Delete the SMSCFG.ini file from the Windows folder  at “ %WINDIR%\smscfg.ini”
4) Remove the 2 SMS certificates in the local certificate store by run this command in powershell           1. Remove-Item -Path  HKLM:\Software\Microsoft\SystemCertificates\SMS\Certificates\* -Force
5) Remove the Inventory Action ID 1 in WMI = run the command wmic          
     /namespace:\\root\ccm\invagt path inventoryActionStatus where InventoryActionID=”{00000000-0000-0000-0000-000000000001}” DELETE /NOINTERACTIVE
6) Sysprep and shutdown
7) Create Master Image.