Sometimes you can't even reinstall Windows easily, for example Dell has set SSD mode to Intel RAID by default (can be switched to AHCI) but Windows installation

Sometimes you can't even reinstall Windows easily, for example Dell has set SSD mode to Intel RAID by default (can be switched to AHCI) but Windows installation media doesn't come with Intel RAID driver by default. Installer doesn't see the disk at all (until switched to AHCI).