Your SSD is not able to run in your system! Your computer has a SATA I (1.5 Gb/s) interface, The SSD you put in is a SATA III (6.0 Gb/s) drive most today are fixed speed meaning they can’t run in the older SATA I or II systems. You’ll need to return the SSD and get one that its spec sheet states clearly it will work in a SATA I system. As an example the [https://www.samsung.com/semiconductor/global.semi.static/Samsung_SSD_860_EVO_Data_Sheet_Rev1.pdf|Samsung 860 EVO SSD] states it very clearly.