If the app says "Update Required" and won't let you past the splash screen, you may need a jailbreak fix to spoof the version number. 🛠️ Sideloading Modified IPAs (Best Experience)
Do not download any IPA claiming to be version 18.20 or higher. Those files will crash instantly on iOS 12.5.6 because they contain references to Swift 5.7 libraries absent from your OS. youtube ipa for ios 12.5.6
Many older YouTube versions show an "Update Required" pop-up that cannot be dismissed; sideloaded IPAs can often bypass this. Popular Sideloading Options If the app says "Update Required" and won't
The most reliable and safest method to get a working YouTube version without third-party files is through your existing Apple ID history. The Process youtube ipa for ios 12.5.6