Navigate to Configuration -> Send test report . At the top of the report, it should state: (Registered, Activated, Registered user: [Your Name]) .

The code is verified against an online registration server to prevent unauthorized use.

Your chosen username is displayed in the "About" box as the registered user.

Once both are successful, the software creates a local HDSentinel.key file (usually located in the HDSData folder) that stores your activation status. Methods to Verify Activation

If your computer lacks an internet connection, you can use the e-mail activation method:

For the Hard Disk Sentinel Pro Portable version, activation is tied to the specific USB drive rather than the computer, allowing you to use it on multiple systems. Offline Activation via Key File

The software itself checks the entered 15-digit registration code and username.