In my scenario, I've tried using HLS Downloader with Twitter, and it worked as @Justin claimed: it gave the video clip file directly. But I've also attempted the suggestions proposed by @Vlad on the other solution — mainly undertaking all the steps manually — Together with the similar success (i.e. https://bookmarkingalpha.com/story20991160/getting-my-%E3%82%AA%E3%83%B3%E3%83%A9%E3%82%A4%E3%83%B3%E3%82%AB%E3%82%B8%E3%83%8E-%E4%BB%AE%E6%83%B3%E9%80%9A%E8%B2%A8-to-work