There are completely free, open-source, or freeware utilities that can recover data from damaged optical media without risking your computer's health:

I can recommend the safest, most effective or troubleshooting steps tailored to your exact situation.

Another free tool that can check the readability of CD/DVD media and safely recover damaged files to your hard drive.

By midnight, the "impossible" task was finished. The manuscript, a lost diary from a century ago, appeared on the screen, perfectly reconstructed.

Attempting to inject an old serial key into a newer version of CDRoller will trigger an invalid registration error. The Hidden Dangers of Cracked Software

Check for Discounts: Check the official CDRoller website or sign up for their newsletter. Developers often offer seasonal discounts or lower prices for older versions.

Specifically designed to recover video files from DVD-VR discs (DVD-RAM, DVD-RW), commonly used in standalone camcorders.

Wipe the optical surface gently from the center hub straight out to the outer edge using a soft, lint-free microfiber cloth. Never wipe in circular motions, as circular scratches can permanently ruin the data tracks.