How to boot a computer from a USB drive - How to - Make life easier

Our personal notebooks or office computers sometimes have a little privacy that we don't want others to access. Perhaps we will set up Windows or BIOS passwords for protection, which are two methods. The general practice of personal online banking is to store the key on a USB drive for protection. So, can we prevent others from using our computers by booting from a USB drive? Yes, the main method is to achieve this by modifying the BIOS and BOOT.INI (Note: Make sure your computer supports booting from a USB drive). Below are the simple steps written down for your reference: