Always prefer the official bundled tool over any alternative.
The safest way to get is to download the official BIOS update package from the motherboard manufacturer’s website. The renaming tool is almost always bundled inside the ZIP archive of the BIOS update itself. biosrenamer.exe download
The tool is designed for simplicity. Follow these steps to prepare your BIOS update: BIOS Renamer - CPUs, Motherboards, and Memory Always prefer the official bundled tool over any alternative
BIOSRenamer.exe is a small utility provided by for its motherboards to facilitate the use of the USB BIOS FlashBack biosrenamer.exe download
Download the same BIOS ZIP file again from the manufacturer’s website. The tool will be inside. Do not ask for the tool separately on forums – that is how malware spreads.