Switch the SATA mode from RAID to AHCI without reinstalling Windows — by I say Reinstate Monica on Super User

advancedforumCC BY-SA (Stack Exchange; version depends on post date)Windows 10Windows 11

Changing RAID to AHCI in the BIOS usually stops Windows booting, because the AHCI storage driver isn't set to load early enough. The answer explains how to get Windows to load that driver before you flip the BIOS setting. Risky: back up first, and know how to switch the BIOS back if Windows won't start.

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Source: Switch the SATA mode from RAID to AHCI without reinstalling Windows by I say Reinstate Monica on Super User. Licence: CC BY-SA (Stack Exchange; version depends on post date).

Source reviewed: 2026-11-02
Link checked: Not yet
Tested hands-on: Not by Oddbyte.Me

raidahcibiosbootstorage driver

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