On certain business models like the HP ProBook or EliteBook, pressing Fn + Left Shift toggles the function mode. Method B: BIOS Settings (Action Keys Mode)
For advanced troubleshooting:
For deeper control, restart your HP laptop, press to enter BIOS (UEFI) setup. Navigate to the System Configuration tab and look for Action Keys Mode (or similar). Here, you can set the top row to default to Function keys (F1–F12) or Multimedia keys (volume/brightness). Disable Action Keys Mode to make F1–F12 the default. hp laptop fn key