The most reliable way to acquire a serial key is through the official developer, , at dposoft.net . Pricing : The standard license often costs around $99.99 .
Unlike standard tools that mark sectors as "bad" to avoid them, this tool attempts to "re-magnetize" the surface to make it readable again.
If you are dealing with a failing drive and cannot purchase a license, there are several free and reliable alternatives used by IT professionals: CHDSK (Built-in Windows Tool) : Before trying third-party software, run chkdsk /f /r