MalwareByte is an effective anti-malware software that removes infections and other malicious software from the computer. It is available for free and can be downloaded from the internet. However, the MalwareByte anti-malware software must be updated regularly for effectiveness and security. MalwareBytes's automatic updates are available for free and can be configured for Windows XP and Windows Vista. In a Windows XP operating system, the runupdateterminate option can be used for automatic updates of MalwareByte. For Windows Vista, the update-terminate option in the argument ensures automatic updates are downloaded for MalwareBytes according to the period specified.