Acer AR360 F1 - Manual (Page 119)

103
Clear User Password: (Available only if User Password has been set) This
item allows you to clear a user password after it has been entered.
Password Check: If set to Setup, a password is required to enter the
Setup Utility. If set to Always, the system will prompt for a password at
bootup.
Boot Sector Virus Protection: When Enabled, the BIOS displays a
warning when any program (or virus) issues a disk format command or
attempts to write to the boot sector of the hard disk drive.