Hi Pili,
I m adding Seven as he has more experience in this area. He has mentioned to run this .
This patch runs in WDT, please implement in GM process like this,
Find the location of P00VPFB2.cva, this should be the P00VPF-B2x CSI patch,
Find the location of P00V16B2.cva, this should be the P00V16-B2x CSI patch,
Copy installBCU.cmd to same path of P00VPFB2.cva, override the original install.cmd in P00VPF-B2x CSI patch.
Copy installDR.cmd to same path of P00V16B2.cva. override the original install.cmd in P00V16-B2x CSI patch
OR
Try this command to patch in factory winpe after GBU image is download.
powershell.exe -ExecutionPolicy ByPass -File .ReplaceB2.ps1