DVD to AVI Converter is a professional DVD ripping software which can convert homemade DVD and encrypted DVD to video and audio files like AVI, WMV, MP4, MOV, MP3 ... And these converted video files can be played on various media players such as iPod, iPhone, PSP, Zune, iPad, Blackberry, XBOX, etc. What's more, this DVD ripper can edit DVD, it can help you clip DVD segment, crop DVD size, edit DVD effects, adjust subtitle, and add DVD watermark, to get the customized DVD video and audio files. The following is a step by step guide on how to convert DVD to AVI with the DVD to AVI Converter. Step 1: Download and install DVD Ripper Step2: Add DVD disc or IFO file This DVD to AVI software supports to import two kinds of DVD (DVD disc and IFO file) Click one of the "Load DVD" icons. Step 3: Select output format Click the triangle on the right of the "Format", you will see the drop down list, it lists many popular media players such as iPod, iPhone, iPad, PSP, BlackBerry, etc, so you can choose the right formats according to your media players. Step 4: Output Video Settings Click the last icon on the tool bar , you can customize video and audio parameters on the pop up window by choosing from the drop down list of these parameters. If you don't know how to set the correct parameters manually, you can just click "Low" or "Mid" or "High", but you should know that high quality video contains large size and vice versa. Regular DVD movies usually have several subtitles such as English, French, German, etc. You can select one you prefer. You can also delete the subtitle by selecting "No Subtitle". Selecting Audio is the same. What's more, you can also choose a proper output path as your destination folder for the converted movies. Step 5: "Start" Conversion Click "Start" button to start the DVD to AVI conversion. And you will find the output files by click "Open".