Hard Disk Sentinel is a program designed to monitor and test hard drives and SSDs. The main purpose of Hard Disk Sentinel is to find, diagnose and fix problems in the operation of the disk. Additionally, it allows external USB ports as well as an e-mail account via its app.SATA drives. program has the capability to report on current system temperatures, baud rates, and other parameters that the users can see. S checks the drive and runs the background application.M.A.R.T. technology. Reports of error or abnormal disk behavior are notifies the user by the program and offers him possibly ways to resolve the problem. Using this software, the user can identify and troubleshoot drive performance problems more efficiently.