Regarding download errors, please make sure that your computer has a sufficient amount of space to download the videos. Please make sure to save your downloads to a computer FIRST before sharing it across devices. It will only stream if you try to download it to a mobile or tablet device, and will not save. We recommend saving the files on your computer into iTunes or other file-sharing media applications (such as Windows media) that will save your videos and allow you to sync them to your portable device. If you are still receiving error messages, please let us know at customerservice@stackandtilt.com with a screenshot of your error message/page so that we will be better able to assist you with your technical issue.