YouTube has offered viewers a video queue on desktop browsers for some time, and the world's most popular video site is preparing to finally bring the queue feature to its Android and iOS mobile apps. Here's the rub: the mobile queue for YouTube videos is still in its testing phase. But there is a way you can try it out right now, though, if you don't mind using experimental features before they're ready for prime time. Don't Miss: How to Unlock YouTube's New Ambient Mode for a More Immersive Experience (Or Disable It if You Don't Like It) Step 1: Update the YouTube App You'll need to be a... more