: Prevents viruses and unauthorized changes from infecting the Master Boot Record (MBR).

This ensures updates are applied exactly once, then locked in.

Deep Freeze Standard is designed to preserve a computer's baseline configuration by "freezing" the drive. Any changes made during a session—whether intentional (software installs, file deletions) or malicious (viruses, malware)—are completely discarded upon a system restart, returning the workstation to its original state. Core Operational Workflow

If you need Deep Freeze for a lab or office, you don't need a sketchy key. You need a or educational license .