The BIOS (Basic Input/Output System) — now implemented as UEFI (Unified Extensible Firmware Interface) on the HP ProBook 440 G9 — is the foundational firmware that initializes hardware components and boots the operating system. This 14-inch business laptop, powered by Intel 12th or 13th Gen processors, relies on a modern, feature-rich BIOS interface designed for security, manageability, and performance tuning.
F9 to load setup defaults, then F10 to save and exit. Useful after unknown changes or stability problems.| Setting | Recommended Value | Reason | |--------|------------------|--------| | Secure Boot | Enabled | Prevents rootkits/bootkits | | Virtualization Technology (VTx) | Enabled | Required for WSL, VMware, Hyper-V | | USB Boot | Enabled (if needed) | Allows boot from recovery drives | | Action Keys Mode | Enabled / Disabled | Disabled = standard F1-F12; Enabled = hotkeys (brightness/volume) | | Fast Boot | Disabled (troubleshooting) / Enabled (daily use) | Faster startup but may skip diagnostics | | Wake on LAN | Disable (unless on enterprise network) | Prevents accidental wake-ups | hp probook 440 g9 bios
F9 during startup (or Esc then F9) to choose a temporary boot device (USB, DVD, network, etc.).HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\TimeZoneInformation > Add RealTimeIsUniversal = 1 (DWORD).The BIOS (Basic Input/Output System), now more accurately referred to as UEFI (Unified Extensible Firmware Interface) on modern PCs like the HP ProBook 440 G9, is the low‑level software that initializes hardware and boots the operating system. It’s the bridge between the hardware and Windows (or another OS). HP ProBook 440 G9 BIOS: Comprehensive Overview The