If you absolutely must have the old interface, search for "YouTube Reborn" or "uYouPlus" instead of chasing the outdated 1257 build. The internet is full of broken links; do not let your iPhone become one of them.
If you already have the app but it shows an "Update Required" block that you cannot bypass, users often resolve this by deleting the app and reinstalling it specifically through the section mentioned above. How To Download YouTube Videos On iPhone Or Android Phone download youtube ios 1257 link
(such as the iPhone 5s, iPhone 6, and iPad mini 2/3) can no longer download the latest version of the app from the Apple App Store Status Report: YouTube on iOS 12.5.7 Official Support If you absolutely must have the old interface,
If the app still refuses to work or asks for an update you cannot perform, you can use the YouTube Website through . For easier access, tap the Share button in Safari and select Add to Home Screen to create a shortcut that acts like an app icon. Helpful Story: "The Little iPad That Could" How To Download YouTube Videos On iPhone Or