If you switch before doing this, you will likely get a BSOD INACCESSIBLE_BOOT_DEVICE.
Before switch, run this as admin: bcdedit /set safeboot minimal Check if NVME and AHCI drivers are enabled. Copy to Clipboard
sc.exe query stornvme
sc.exe query storahci
If you are switching to NVME, also run this: Copy to Clipboard
sc.exe config storahci start= boot
sc.exe config stornvme start= boot
Change setting in BIOS After windows boots up, run this as admin: bcdedit /deletevalue safeboot Another method: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\storahci\StartOverride Change the 0 DWORD value from 3 to 0. https://support.thinkcritical.com/kb/articles/switch-windows-10-from-raid-ide-to-ahci Keywords: INACCESSIBLE_BOOT_DEVICE, Blue screen of death, AHCI, Raid, Performance, SATA, NVME |