Xilisoft MP4 Converter FAQ
Q1: What are system requirements for running this MP4 Converter?
If you want to run this MP4 Converter on your PC, here are the system requirements:
- Microsoft® Windows XP (SP2 or later), Windows Vista or Windows 7 OS
- 1GHz Intel/AMD or faster processor
- 512MB or above RAM
- 100MB available disk space for installation
- Super VGA (800×600) resolution, 16-bit graphics card or higher
Q2: Where do I download this MP4 Converter?
A: Please download this MP4 Converter from our website at
Q3: I have gotten my license code and how to register?
A: First please run the program and click 'Help > Enter License Code…' option to open 'Registration' window. Then copy and paste your license code and user name in corresponding text boxes to register.
Q4: How to get started with this MP4 Converter?
A: You just need to click 'Add Files' button to load video/audio files into the file list and check items you want to convert, select the needed profile and then click 'Convert Checked Item(s)' button to start your video converting.
Q5:How should I do to check the loaded file's information in the program?
A: You need highlight it first and run 'Properties' item in the 'File' menu. Then you can read the information of the file, such as Bit Rate, Frame Rate, in the following dialog-box.
Q6:Where are the other settings like Frame Rate and Sample Rate appeared on the right of the main interface in the previous versions?
A: On the top right, beside the item 'Basic Settings', there is a button called 'Show Advanced Profile Settings'. An extendable panel will show other settings after clicking it. You can set audio Bit Rate and Sample Rate, as well as other items there.
Q7:Can I edit the ID3 Tag information for the output files?
A: If you select MP3 as output formats, you can edit the Tag information for the files. All the items of Tag information are also in the 'Advanced Profile Settings'.
Q8:How can I modify the settings on the right panel of the interface for my conversion job?
A: Before you modify anything, you must highlight the file you want to convert in the program. Besides the values we have offered, you can simply enter a number you want for the conversion of most output formats, such as audio Bit Rate, Sample Rate. Sometimes, it would be limited by the output format and other conditions.
Q9:Is it possible to save the profile with the modified settings as a new one for use next time?
A: It can be done by the 'Save As' button. After you finish the modifications, please click this button and finish other jobs following instruction. After the profile is created, you can delete or re-name it as you like.
Q10:Is it possible to get a clip/segment of my video file converted?
A: Yes. You need set 'Start Time' and 'Length' to get the clip you want. It is on the 'Advanced Profile Settings' panel. First of all, you should highlight your video file in the program. And then enter correct values for 'Start Time' and 'Length', which can be found on the right. panel of the interface. For example, if you want the first 3-minute-clip from the 10 minutes of the whole movie, please enter '00:00:00' for 'Start Time' and '00:03:00' for 'Length'.
Q11:How to avoid the glitch during the output audio playback?
A: Maybe you have set a smaller value for audio bit rate which is also on the 'Advanced Profile Settings' panel. Please try larger one for it. Generally speaking, the default value we offer can assure a good result.
Q12:What does 'Add Output Profile' mean?
A: If you want to get same source, title or chapter, converted into different target files with different formats or different configurations, this function will help you. It will be activated after you highlight the loaded file you want to convert. After clicking it, a new profile item is added below the file that you chose so that you can highlight it and select any other profiles for it.
Q13:How can I know the most proper values for video and audio bit rate within the output size I expect?
A: We have a small tool in the 'Tools' menu, Bit Rate Calculator. By this tool, you will get the proper values for video and audio Bit Rate respectively according to the output size you enter there. Once again, you must highlight the title or chapter that you want to convert first. What you decide there will be shown in the relevant items on the right automatically after you confirm them.
Q14:Which output format is the best to get the smaller size with better quality if I want to backup my video on my PC?
A: Generally speaking, we recommend AVI format. The default codec for AVI in our program is DivX which can provide better quality, as well as smaller output size. If you just want to backup your video files on your hard drive, AVI is enough.
Q15:Windows Media Player only plays audio when I playback the output AVI file and shows I need to download certain codec. Why?
A: The default codec for AVI output in our program is DivX. If you do not have this codec installed on your PC, you will not be able to play the file. Please download DivX codec from www.divx.com for free. After the installation, Windows Media Player will be able to play AVI files produced by our program.
Q16:Which one is better in the two kinds of MP4 output forms if I want to get better quality?
A: As far as the output quality is concerned, H.264 would provide the best. But it is larger in output size and slower in the conversion speed. If you only want to get the better quality, you just need H.264 profiles.
Q17:Which profile should I choose for my PSP?
A: It depends on the model and the version of its firmware. Only higher version can support AVC output and 480x272 output files. If you are using the early version and model, you' d better only use 'PSP MPEG4 Video' profile.
Q18:How can I get the output Zune video transferred to my Zune?
A: You need to download Zune software from www.zune.net to finish the transfer. Or you can get it done via the SYNC function of Windows Media Player if you select WMV as output format.