Bios Mods -The Best BIOS Update and Modification Source

Hi guys you are my hope... i need to unlock my notebook with mod bios! right now i can't install other Os(like ubuntu, Fedora, Win 7) i need to enable Legacy support because this bios can't recognize my pendrive...im pretty sure, this bios have advanced setting on it!(in system configuration i can disable only secure boot, and no legacy sup.) ill apreciate much if you can help me!

• Exact make and model of your computer: Hp x2 210 Detachable Pc
  
  
• Screenshot of your current setup menus:  http://i63.tinypic.com/o8xrf9.jpg
  
• Link to the bios image you're trying to mod: http://h20564.www2.hp.com/hpsc/swd/publi...nvOid=4192
    

Edit: with amd64 OS the boot with usb work, but all os stuck in loading screen...i used with gparted in live, and i formated succesfull entire hdd and the problem is the same.. (only kubuntu worked without freeze)

Up! no 1 can help me?