As of early 2026, the official YouTube app requires iOS 16 or later. For iOS 5.1.1 users, simply sideloading an old IPA file—such as YouTube v1.3.0.5707 Internet Archive
: A broad repository of over 1000 legacy IPAs, including various YouTube versions, is available on Internet Archive - Useful Apps . Verified Fixes for 2026 youtube ipa for ios 511 verified
: Install this from a repository like BigFlop's Repo to allow sideloading of unsigned IPA files. 1. Getting the IPA (Verified Versions) As of early 2026, the official YouTube app