If you are unable to open an MP4 file on our media player, try changing the video format. There are many good video converters available on the internet that can help you convert your MP4 to MP3, AVI, ...

If you need a free app that can convert between several pre-set video formats with a few clicks, https://www.pcworld.com/downloads/file/fid,155766/description.html is ...

MP4 is one of the most popular and crucial video file formats. It is commonly used as a default format for recording videos on all devices. It’s also used for almost everything from sharing short ...

Want to know how to play a weird video file on your Mac? Don’t worry – there’s probably a simple solution. There are dozens of video file formats, with more being added all the time, and it’s ...

This could have happened as these .mp4 videos were sitting on an old Mac of mine for years - although I discovered this software is available for Windows too. I tried fixing my videos with online ...