Hi all, First sorry for my english... I have laptop Alienware m5790. This laptop has Phoenix bios. I want to mount in this laptop SSD hard disk. In the bios there is no AHCI option. On the laptop motherboard are two controllers: a) VIA VT6421A RAID Controller link to the manufacturer's website: via.com.tw/en/products/peripherals/serial-ata_raid/vt6421a/ b) Intel 82801GBM Controller Hub (ICH7M) - this controller in hardware support AHCI mode link to the manufacturer's website: intel.com/content/www/us/en/io/i-o-controller-hub-7-datasheet.html I would like to in this bios: 1) totally disabled in bios VIA VT6421A RAID Controller 2) enabled in bios only Intel 82801GBM Controller Hub (ICH7M) 3) add on this laptop bios Intel AHCI Option ROM BIOS compatible with Intel 82801GBM Controller Hub (ICH7M) 4) disabled in bios combined mode PATA-SATA and have only SATA or where possible enhanced mode 5) add new option in laptop bios: AHCI mode This is link to download bios files for this laptop: sendspace.com/file/ovq0ww Please help me to make changes to the laptop bios. Thank you very much .