For the HP EliteBook 850 G8, password recovery is strict by design.
Search for “HP Unlocker EliteBook 850 G8” – ensure the site supports Tiger Lake (11th Gen Intel) platforms, as the G8 runs on Core i5-1145G7 / i7-1185G7. Older tools for G6/G7 will not work. hp elitebook 850 g8 bios password reset upd