Revisit Acer’s support site > Newer driver available? Download and run the installer.
Updating the BIOS on your Acer laptop can sometimes reset SATA or VMD mode from AHCI to Intel RST Premium with Optane. If Windows was installed in AHCI mode, switching to RST without the correct driver installed beforehand triggers an INACCESSIBLE_BOOT_DEVICE loop. acer n20c5 storage driver