Turn off the working computer. Use a specialized chip extractor tool to gently loosen the working BIOS chip from its socket. Do not remove it completely; leave it loose enough so that it can be pulled out easily with your fingers while the machine is running.
The core engine behind almost all AMI firmware updates is . Depending on your operating system and environment, this tool goes by three main names:
else MessageBox(hwnd, L"Safety check failed", L"Blocked", MB_ICONWARNING);
Tools like the CH341A USB programmer allow you to flash a BIOS chip externally. By attaching a SOIC8 test clip directly to a soldered BIOS chip, you can rewrite the firmware using a separate, working computer via USB. This completely eliminates the electrical hazards of hot swapping live components.
Depending on your target environment, AFU is distributed as: AfuEfix64. efi (UEFI Shell, 64-bit) EtaAfuOemLnx32 , EtaAfuOemLnx64 ( SECO Developer Center AMI BIOS Recovery - Bios Mods ami bios update tool hot
Used in a FreeDOS or MS-DOS environment, often considered safer for deep system level changes. AFUEFI (UEFI Shell): Executes within the UEFI Shell before the OS boots. AFUBGT (BIOS Guard):
This is a true advanced recovery technique. If a BIOS update fails and your motherboard is left unbootable, you can perform a "hot flash" or "hot swap." This involves carefully removing the BIOS chip from the dead motherboard while a donor computer is running and using that donor's system to reprogram the corrupted chip. This is a very delicate physical procedure that requires precise tools and carries a high risk of hardware damage.
The modern standard for systems using a UEFI Shell. AFULNX: A version designed for Linux environments. Key Methods to Update AMI BIOS
Use a reliable USB drive formatted to FAT32. Turn off the working computer
2. Windows-Based Flash Utilities (e.g., ASUS AI Suite, MSI Center)
While these tools make updating easier, they are not without danger:
When updating the BIOS, it's essential to take precautions to avoid any potential issues:
Hot flashing is highly discouraged for average users due to the extreme risk of permanent hardware destruction. The core engine behind almost all AMI firmware updates is
Download the correct BIOS file from the motherboard manufacturer.
AMI does not typically distribute BIOS updates directly to end-users. Instead, they provide core firmware and deployment utilities to motherboard manufacturers (like ASUS, MSI, Gigabyte, and ASRock). These manufacturers customize the tools for their specific boards.
Many modern motherboards feature "BIOS Flashback" or "CrashFree BIOS," allowing you to recover by plugging in a USB with the BIOS file renamed to the manufacturer's required name (e.g., creative.rom ). Conclusion
If you have special settings (XMP, fan curves), note them down, as the update will reset them to default.