Depending on the drive configuration chosen with your PC, you may be able to add additional SATA drives to your PC. 


To do so, you'll need a SATA power cable (included with your PC in a bag of PSU cables to connect to your power supply), and SATA data cables to connect to the new drive and to the motherboard. SATA cables may be included with your PC, or with your new drive. 


To mount your new drive: 


Drive mounting locations are shown below. These locations are accessible by removing the right-hand side of the PC case. 



Installation is as such, and will require the optional components included with your PC's accessories. 


For a 3.5" mechanical drive, please install the drive mounting rails on either side of the drive, as shown below: 




Or install  the drive directly to the case chassis body, as shown below: 
To mount the drive into the drive bays at the bottom-left-hand corner of the PC case, see below: 


SSDs may be installed ino the 3.5" drive bays by mounting them into an SSD mounting tray to extend their size from 2.5" to 3.5". 


They may also be installed directly to the PC case chassis using the mounting screws included with the PC, as outlined below: