Switching between AHCI and RAID on the Dell XPS 15 (9560)
This guide likely applies to other models and, potentially, even laptops from other OEMs that have NVME drives. However, I've only tested this on my Dell XPS 15 (9560) with the OEM Windows installation from the Signature Edition model.
Switching from RAID to AHCI
Switching from RAID to AHCI is significantly simpler than switching from AHCI to RAID. All that's needed is a successful boot to Safe Mode.
- To set the default boot mode to Safe Mode, use
msconfig.exeor open an admin cmd/PowerShell window and run: