To decrypt a DVD, you'll need to use dedicated DVD decryption software. There are several options available, including DVD Decrypter, WinX DVD Ripper, and libdvdcss, among others. Of these, WinX DVD Ripper is highly recommended as it supports a wide range of DVD copy protection schemes and provides an extensive selection of output formats to meet your needs. You can follow the guide above to learn how to decrypt a DVD with WinX DVD Ripper.