HI, there
Please ensure that the power and data cables for the second SSD are securely connected.
Loose connections may cause the drive not to be recognized on the first boot.
Please email us a picture of SN number and BIOS version .
So we would be able to know whether it is latest BIOS and send you files accordingly.
Here`s how to check your BIOS version: https://mega.nz/#F!yuISGa4I!s1bQQajKwnsEdzjqq4nopQ