[Request] HP Envy 14-1001tx Whitelist Removal

Hi I'd like to remove whitelist from HP Envy 14-1001tx.

I would like intel wireless ac 7260 to work please.

Model: HP 14-1001tx
version of BIOS: Hewlett-Packard F.26 12/01/2011
link to the original BIOS: http://ftp.hp.com/pub/softpaq/sp55001-55500/sp55493.exe
backup of BIOS: none - do I have to make a backup now. And plus doint know how to make a backup

Thanks,

Vince