The well-advised method is to get rid of DVD UOPs so that you are able to watch the main movie without any irritating scenes and stuff. WonderFox DVD Ripper Pro is a recommended savior for this case. Additionally, we all know that DVDs are always encrypted with various copy-protection DRMs, such as DVD CSS, Disney X-Project, Sony ARccOS, Regional Code, Multi-angle, RCE, etc. But no worries, this program is powerful enough to remove them altogether in an instant. It's useless to show it off, experience it yourself.