It is highly recommended to only use official files to avoid permanently damaging your motherboard: Official HP Support : You can often extract the file from the official HP ProBook 640 G2 Driver Page
If you want to ensure your system functions smoothly or need help recovering specific laptop details, let me know. I can guide you further if you share: The exact printed on your BIOS chip hp probook 640 g2 bios bin file
Go to the official HP Drivers & Downloads page on a working computer. It is highly recommended to only use official
Search explicitly for your motherboard model number (printed on the PCB, such as 6050A2723701-MB-A02 ) rather than just "HP ProBook 640 G2". Motherboard revisions dictate the exact BIOS variant required. Step 2: Preparing Your Hardware Tools hp probook 640 g2 bios bin file
If you have an identical functioning ProBook 640 G2, you can create a .bin dump of its chip. Tools Required for BIOS Flashing (Hardware Method)
If your original chip is physically dead and cannot be read, you will need a verified dump from a working machine.