Frequently Asked Questions
Q1: How to improve the quality of converted files?
A: Generally speaking, the output quality can be improved by modifying "Video Size" and video "Bit Rate". After you highlight the loaded file into the program, you will be able to modify them on the right panel of the main interface. But in certain format, there would be some limitations. And also, the output files would be in a larger size if you set larger values for these two items.
Q2: I have a problem that the audio is out of sync with video, how can I make the sound matches correctly with video?
A: First, please try to play your videos or DVDs on our software. If the problem exists when you previewing your files or DVDs, please right click the added file to send us bug report. If you can provide us your source video file, it will be much more helpful. Then we will check the report and reply to you soon.
Q3: How to transfer files to my iPhone/iPod/iPad with iTunes?
A: iTunes and iPod/iPhone/iPad supports playing MP4/M4V/MP3 files. To upload files to iPod/iPhone/iPad, please first convert the source file to MP4/M4V/MP3 and follow the steps below to transfer the MP4/M4V files to your iPhone/iPod/iPad via iTunes.
1. Connect your iPhone/iPod/iPad to the computer and launch iTunes. If iTunes is not installed, please download it from the apple official website here.
2. Click My iPhone/iPod/iPad on iTunes, and select Manually Manage Music and Videos option in the Summary pane.
3. Click the File->Add File to Library on iTunes to locate the mp3 or mp4 files to iTunes. The files will be be automatically classified under LIBRARY.
4. Drag music or videos under LIBRARY to My iPhone/iPod/iPad. You will see the file under the library of My iPhone/iPod/iPad.
Q4: When I tried to convert the videos, I got a message stating "Conversion Failed". What's wrong?
A: Firstly, please make sure the video plays normally in the program. Then shut down any other programs before conversion.
Then please add your files using the above mentioned ways. Please also check the right top "NVIDIA CUDA" icon on the main interface of the program, click this icon (turn it from green to gray). Then try to convert again.
If the conversion fails again, please right-click the video item in the file list on our program, then go to "Bug Reporter" to send us the bug report with detailed description of your problem. We will check the report and get back to you soon.
Q5: Why does the converted video file could not be played back successfully on my mobile phone?
A: Please find the manual book of your mobile phone, figure out the video parameters that your mobile phone supports: Video Codec, Video Bit Rate, Video Frame Rate, Audio Codec and Audio Bit Rate, etc. Then please set the above items correctly in Leawo program, and then convert again and try.
Q6: How to enable the NVIDIA CUDA to get fast speed of conversion?
A: The NVIDIA CUDA option has been checked by default. You can click the right top NVIDIA CUDA icon to enable or disable it. If no success, please Click Here to upgrade your display adapter driver.