Because MyDiskTest is not available on official app stores (like Microsoft Store), users must be cautious.
is a well-known, lightweight utility designed for Windows users to verify the integrity and true capacity of removable storage devices, such as USB flash drives, SD cards, and memory sticks. The "v242" designation usually refers to the widely circulated version 2.42 , which served as a stable release for many years.
Deducting half a point because the CLI flags are still a little arcane—you will need the --help output nearby.