Options to force 1080p or even 4K (VP9 codec) on hardware that doesn't natively support it. Background Play:
Installing these IPAs on iOS 10.3.4 generally requires one of two paths: youtube+ipa+for+ios+1034+extra+quality
In the stock app, you have "Auto," "144p" up to "2160p." In this mod, you will see a new toggle: Options to force 1080p or even 4K (VP9