How to boot into Pavillion g series' bios

All HP Notebooks with a UEFI bios

F10 Bios Setup

Esc Display Startup Menu, shows you all the available F key options on your particular model.

F1 System Information

F2 System Diagnostics

F7 HP SpareKey (select models)

F9 Boot Device Options

F11 HP System Recovery

F12 Network Boot (Business Models)

After you enter the bios, F9 will load bios defaults

More detailed Information here