The factory BIOS password for an MSI motherboard is left blank so that the end user can enter their own password to secure the system. To bypass a lost password the BIOS must be reset by removing the CMOS clock battery for a little while with the power disconnected. This sets the BIOS back to factory defaults and clears any passwords from the boot sequence. This process does not affect passwords entered into the operating system, such as Windows log on passwords, which remain intact after clearing the BIOS password. Writer Bio
