The BIOS will not detect a SSD if the data cable is damaged or the connection is incorrect. Serial ATA cables, in particular, can sometimes fall out of their connection. Be sure to check your SATA cables are tightly connected to the SATA port connection.
Why is my NVMe SSD not showing up in BIOS?
Why isn’t my NVMe SSD detected in BIOS? NVMe M. 2 SSD not showing up in BIOS can happen due to different reasons, such as enabled secure boot or CSM, outdated disk management program, shared bandwidth with other ports, or conflicting drive letters. This problem is not specific to the model of your computer.
