Get highest resolution download link

[fanxy121]

1.Discussion about ig images/videos highest resolution https://greasyfork.org/zh-CN/forum/discussion/60614/x.
2.Doesn't work on twitter new layout.
3.Both use extension and script ig story images only 750p
4.poshet.net & deskgram.net can display highest resolution
Can it possible fix the download link with highest resolution