Our personal notebooks or office computers sometimes have some minor privacy concerns, and we don't want others to log in. Perhaps we will set a Windows or BIOS password to protect them—these are two methods. Online personal banking generally protects private keys by storing them on a USB drive. So, can we prevent others from using our computers by starting the computer via a USB drive? Yes, the main method is to modify the BIOS and BOOT.INI (Note: Ensure your computer supports booting from a USB drive).
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