If you want to post a video to Instagram from computer/phones without losing quality and aviod sharing being stuck or not working problem, you'd better choose the right settings for the videos that are to be uploaded to Instagram. Part 1: Customize Video to Meet Instagram Upload Demands Here we offer a detailed guide on how to put to Instgram from PC/Mac, YouTube, iPhone/Android in HD quality. There are some their-party Instagram video uploaders and methods that help to post videos on Instagram via computer/laptop. But as a mobile-exclusive app, Instagram provides no option for Instagram video post from computer/desktop. Since the release of Instagram V4.1, users finally get the ability to upload video to Instagram from iPhone that is recorded with the phone's camera. Do you know any web apps that can do that? I am looking for a way to upload videos to Instagram from desktop.