Many people prefer to save important information (photographs, work files and other documents) on DVDs. As such, they do not have an expiration date, but, nevertheless, due to any mechanical damage, they fail. The reasons may be the most commonplace:
scratching physical deterioration; low quality of the material from which the disk was made.
Reading and copying information in such cases is impossible, but there are ways and programs to help deal with this problem.
Two main types of possible problems should be distinguished: logical malfunctions and surface damage, as a Continue reading