How long is a converted video available for download as an MP4 file? August 28, 2023 20:33 Updated After you convert a video in the new video maker you can access the downloadable copy at any time. If you make any edits to a previously downloaded video, you will need to convert it again. Related articles How long do I have to download a video from my email? How do I merge two or more videos in QuickTime? How do I compress a video or make it smaller in size? How long of a video can I create? How many videos can I create?