If you have previously downloaded YouTube on any Apple device using your current Apple ID, you can often download a legacy version directly from your purchase history. on your iPhone 4. Tap the Purchased tab at the bottom. Search for YouTube in your list of apps. Tap the Cloud icon to begin the download.
Title: YouTube on iPhone 4 (iOS 7.1.2) — Practical but Limited youtube for iphone 4 ios 712 download upd
This is the safest, most legitimate way to get via an "update." If you have previously downloaded YouTube on any
(Cut to a shot of the host's computer screen) Search for YouTube in your list of apps
Performance on an iPhone 4 will be limited. Older hardware may struggle with high-definition playback, so it is recommended to keep video quality at 360p or lower for the smoothest experience.
If you have previously downloaded YouTube on any Apple device using your current Apple ID, you may be able to install the last compatible version.