As one of the most popular video sites, YouTube has been the main entertainment for people to kill time. There are millions of netizens on YouTube enjoying themselves every day. Some prefer to search videos for watching while others would like to share videos. In general, YouTube can support most common video formats including AVI, MKV, MOV, MP4, DIVX, FLV, etc. However, iTunes M4V video can’t be uploaded directly to YouTube due to DRM protection. It’s a technology mainly to restrict the devices where you can play or share iTunes video. What if you want to upload iTunes video to YouTube? Here is an easy way - using M4VGear DRM Media Converter.