You can see AHCI as the language which the controller uses to speak with the system. The disk can't see if AHCI is being used or IDE. After sometime you realized it and changed the SATA mode from IDE to AHCI or RAID in BIOS and BOOM!!! You made your Windows crashed. Windows will no. AHCI stands for Advance Host Controller Interface. to as SATA IDE Compatibility Mode which can be triggered in the motherboard BIOS.
How AHCI works. Most motherboards have AHCI enabled by default in the Unified Extensible Firmware Interface (UEFI) or BIOS. Older motherboards may have. Just a little read on why and what we need ACHI enabled (either in the bios or a driver download) (This is not my work but thought i'd share it in. Read to find out which mode your PC controller is using and how to enable AHCI for SATA on a computer with a Windows OS installed.
The Advanced Host Controller Interface (AHCI) is a technical standard defined by Intel that Setting non-AHCI mode (i.e. IDE or Combined mode) in the BIOS will allow the user to boot into Windows, and thereby the required registry change. HelloI have three SSDs and one rmp HD in my rogerbradburyphotography.com I discovered that I must've messed up and restored bios defaults or something. Setting the System BIOS and Configuring Disks for Intel AHCI SATA or RAID. When using the workstation's Intel AHCI integrated disk controller, you must.