If you do not have enough computer capacity and want to add a hard disk (HDD), the SSD is too slow and you wsnt to replace by a new one. Anyway, it is recommended for those who want to speed up the PC. If you have any trouble and thinking about buying a new PC, we can help you decide if you contact us before buying. We some common symptoms " the message " Operating System Not Found" is displayed" " the message "Window could not start properly" is displayed" "Suddenly it became impossible to save data", please call us if you have any worries about your computer.