On 3/12/19 10:16 PM, Farid Izem wrote: > Hi, > > I have a new labtop and i want to install CentOS 7.6 on it. > My labtop has two hard drives : > - A 256Go SSD > - A standard 1 To hard drive > None of the two hard drives are detected by the Centos installer > consequently i can't proceed with the installation. > > If i try with a Fedora server distro, then the standard hard drive is > detected, the SSD one is still not detected. > > I do prefer to install Centos as is is the closed Linux version from RHEL, > so what can i do to solve the issue ? > > Regards, > > Faird > Some notebooks need a change in the BIOS - the section where the disk controller is set to either AHCI or RAID or <something else>. Linux needs the controller in AHCI mode. If you set it from RAID to AHCI, then your Windows (if you plan to dual-boot) might not start anymore because its drivers expect the controller in RAID mode. This can typically be fixed - google for it. HTH, Kay