 SSD Health Diagnostics. Download and install SSD Live Free. Start the program. In the window that opens, you can see the disk state and an estimated lifetime of this SSD in the current mode of operation. You can see a summary below. Testing read write speed of the SSD. Download a SSD benchmark and run it. In the window that opens, select the SSD to test and leave the checked box only next to the item S-E-Q. The program has run the test and shows the result. Open the SSD for errors. Download and install a disk check-up. In the window that opens, select the disk, then go to the tab Disk Self-Test. We can see a message that the test is completed and no errors were detected.