how to unlock advance option in insydeh20 F.29 bios (HP notebook)

[saifoufa]

today guys i face big problem .
i want change sata operation to ACHI but suddenly the bios was locked and there is no advance option in menu
only 4 tabs.
My PC notebook model is : hp 15-ac108nk
i try F10+A and FN+Tab as i read in other forums but it not work
i read that i should unlock the bios because there is no downgrade

please if someone can help me to solve this problem

The bios name : insydeh20
version : F.29

Thank you

[Rustys]

What do you mean by the BIOS is locked?

[phillpower2]

Any update saifoufa?

[phillpower2]

Thread closed due to lack of any feedback from the OP. [COLOR=rgb(226, 80, 65)]B[/B][/COLOR]