KB 287686 - OA3.0 Erase & Injection Procedure for ASUS ASP Final Test

KB 287686 - OA3.0 Erase & Injection Procedure for ASUS ASP Final Test

Purpose

This guide outlines the steps required to erase and inject OA3.0 information using SLPbuilderx64.exe during the final test process in ASUS ASP service environments.


Prerequisites

  • Ensure system is in UEFI mode
  • Disable Secure Boot and Platform Key (PK) in BIOS
  • Run Command Prompt as Administrator
  • Confirm presence of SLPbuilderx64.exe (e.g., in F:\WindowsActive1.7.0_170815)
 
The CMD commands shown in the image are part of a process used to clear the OEM Activation (OA) data from a notebook's BIOS, typically in preparation for RMA or servicing.

Step 1: Unlock BIOS OA Configuration

  1. Open Command Prompt as Administrator
  2. Navigate to the tool directory:

cd /d F:\WindowsActive1.7.0_170815

  1. Run the unlock command:

  Run unlock command:

SLPbuilderx64 /unlock

  1. Expected Output:

NB BIOS identified
NB EFI BIOS unlocked!

🧼 Step 2: Erase OA3.0 Key

  1. Execute the clear command:

SLPbuilderx64 /clearoa30

  1. Expected Output:

NB BIOS identified

NB EFI BIOS process complete!!

⚠️ If clearing fails:

  • Confirm BIOS is unlocked
  • Retry with /forceclearoa30 if supported
  • Ensure Secure Boot is disabled