The HP Pro Tower 400 provides users with commercial-grade performance, security, and scalability for growing businesses. This PC is powered by the latest Intel® processor and protected with always-on security you can trust. Intel Core processor: Maintain productivity through your day with the HP Pro Tower 400, featuring the latest Intel Core processor. Support up to 3 displays: Increase productivity and tackle a range of workflows with video ports supporting up to three displays. Protected by HP Wolf Security: HP Wolf Pro Security Edition PCs interlace HP Sure Click Pro with HP Sure Sense Pro, providing more in-depth coverage than the standard versions through a 1-year or 3-year user license with HP Support. This creates a powerful, single solution that doesn’t require an IT-managed PC environment. Help protect our shared future: A high-efficiency power supply and molded-pulp packaging help reduce the impact on the environment. Windows 11: Work anywhere without compromising on performance or security with Windows 11, powered by HP's collaboration and connectivity technology. Security is your top priority: The HP Wolf Pro Security Edition provides preconfigured, enterprise-level PC protection for small and medium-sized businesses. BIOS management over the network: HP Sure Admin, a modern BIOS management tool, eliminates the need for a password or BIOS configuration utility in the OS by creating a digital signature that allows IT administrators to securely manage BIOS settings over a network. Browse confidently: Help protect your PC from websites and read-only Microsoft Office and PDF attachments with embedded malware, ransomware, or viruses with hardware-enforced security from HP Sure Click. Automatic recovery from firmware attacks: Firmware attacks can completely devastate your PC. Stay protected with HP’s self-healing BIOS - HP Sure Start Gen7 automatically recovers the BIOS from malware, rootkits, or corruption. HP Sure Sense: Malware is evolving rapidly, and traditional antivirus can’t always recognize new attacks. Protect your PC against never-before-seen attacks with HP Sure Sense, which uses deep learning AI to provide exceptional protection against advanced malware. Erase your drive: HP Secure Erase removes the contents of a hard drive for repurposing or reassignment. Simple PC management: Spend less time and get right to the updates you need with HP Support Assistant. Speed up the basics of IT management: The HP Manageability Integration Kit helps speed up image creation and management of hardware, BIOS, and security through Microsoft System Center Configuration Manager.