HP DV6-6151tx Unlock request

[424778940]

the last bios is here ---> h30318.www3.hp.com/pub/softpaq/sp55001-55500/sp55068.exe

don't give me sp55068_UlkMenus_ByCamiloml and sp55068_NWL_vHARD_ByCamiloml
there are not work for me
I can't sava any change in bios,if I try to save,then my laptop can't boot,led signal tell me bios bad
only remove any power input (AC,battery,coms battery),force reset all the bios setting,boot to windows,flash back rom,then my laptop is work
sp55068_UlkMenus_ByCamiloml and sp55068_NWL_vHARD_ByCamiloml can't use PhoenixTool205 to edit,open failed

[424778940]

anybody here?