It is windows 7, but it is a enterprise PC. Does win7 have secure boot? can it be disabled in Bios. - - - Updated - - - From HP <dl><dt>Security management </dt><dd> Standard: HP Client Security Dashboard (Windows 8 only) HP ProtectTools Security Manager includes: Credential Manager, Device Access Manager, Drive Encryption, Face Recognition (webcam configurations only), File Sanitizer (Windows 7 only), Privacy Manager (Windows 7 only), Embedded Security (Windows 7 only) HP Fingerprint Sensor Integrated Smart Card Reader Enhanced Pre-Boot Security HP Spare Key One-Step Logon TPM 1.2 Embedded Security Chip Security lock slot Support for Intel AT (requires Absolute Computrace subscription) (select models) Optional: HP Privacy Filter Computrace (sold separately and requires the purchase of subscription) </dd></dl>