How to Unlock BIOS Password on HP EliteBook / ProBook Laptop

🔓 HP EliteBook & ProBook BIOS Password Unlock Guide | HP G8 G9 G10 BIOS Unlocker

If you forgot your HP laptop BIOS password, don’t worry. You can easily remove the BIOS lock using a BIOS programmer and HP unlock tools. This guide will help you unlock BIOS password on HP EliteBook and HP ProBook laptops safely.

This method works for many HP business series laptops including G1 To G9, and G10 models.

⚠️ Important: Always backup your original BIOS before modifying anything.

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🛠️ Required Hardware

Before starting the HP BIOS unlock process, you need the following hardware tools:

💻 BIOS Programmer

You can use any supported SPI BIOS programmer:

• CH341A Programmer
• EZP2019+ Programmer

These programmers are used to read, backup, erase, and write BIOS chips directly from the motherboard.

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💾 Required Software

You also need the following HP BIOS unlock software utilities:

• HP MPM Tool [Click Here Download]
• BCU Tool (HP BIOS Configuration Utility) [Click HereDownload]
• HP Unlocker Utility

📂 HP Unlocker Utility Versions

Different unlocker utilities are available for different HP laptop generations:

• HP G8 BIOS Unlocker [Download]
• HP G9 BIOS Unlocker [Download]
• HP G10 BIOS Unlocker [Download]
• RC Unlocker (For Old HP Models) [Download]
• HP Unlocker (For Old HP Models) [Download]

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⚡ How to Remove BIOS Password on HP Laptop

Follow the steps carefully to unlock HP BIOS password successfully.

✅ Step 1: Backup Original BIOS

First, locate the BIOS chip on the HP laptop motherboard.

Using CH341A or EZP2019+ programmer:

1. Read the main BIOS chip
2. Save a backup copy of the BIOS
3. On some models, also backup EC BIOS

Always keep the original BIOS backup safe before modifying anything.

✅ Step 2: Patch BIOS Using HP Unlocker Utility

1. Open HP Unlocker Utility
2. Drag and drop your BIOS backup file into the utility
3. The utility will automatically create a patched BIOS file

The patched BIOS removes administrator password and BIOS security lock.

✅ Step 3: Write Patched BIOS

Now write the patched BIOS back to the laptop using your BIOS programmer.

After writing is completed:

1. Disconnect programmer
2. Reassemble the laptop
3. Power ON the laptop

✅ Step 4: First Boot Settings

1. Press F10 to enter BIOS Setup
2. Select Apply Factory Defaults
3. Save and Restart

✅ Step 5: Second Boot Settings

1. Enter BIOS again using F10
2. Go to Security Settings
3. Select Reset Security Settings to Defaults
4. Save and Exit

🎉 Now the HP BIOS password should be removed successfully.

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🚨 Fix HP MPM Error After BIOS Unlock

Sometimes after BIOS unlock, the laptop may show:

• MPM Error
• Product Information Missing
• Serial Number Missing
• Build ID Error

This happens because DMI information is lost or corrupted after BIOS programming.

You can fix this issue using HP BCU Tool or HP MPM Tool.

📋 Required DMI Information

• Product Name
• Serial Number
• SKU
• Build ID
• Feature Byte
• System Board CT Number

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💼 Supported HP Laptop Series

• HP EliteBook Series
• HP ProBook Series
• HP ZBook Series

Including newer generations:

• HP G8
• HP G9
• HP G10

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⚠️ Important Warning

Always backup original BIOS before editing or flashing modified firmware.

Wrong BIOS flashing can permanently damage your motherboard. If you are not experienced with BIOS programming, use this method carefully.

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✅ Conclusion

Unlocking BIOS password on HP EliteBook and ProBook laptops is simple when using the correct BIOS programmer and HP unlocker utility.

By backing up the original BIOS, patching the firmware, and flashing the modified BIOS file, you can remove BIOS administrator password successfully.

This guide is useful for BIOS engineers, laptop technicians, motherboard repair shops, and advanced users.

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