To install and use YouTube on a legacy device like an iPad 2 or iPhone 4S running iOS 9.3.5, you typically need to use a "last compatible version" trick or a jailbreak-based modification

: For advanced users, jailbreaking (using tools like Phoenix for 9.3.5) allows you to install tweaks like TubeFixer or DisableUpdate , which attempt to bypass the "Update Required" screen and fix broken APIs. Note that this requires manual configuration and finding specific .ipa files from community archives like the Internet Archive.

Tap the Purchased tab at the bottom (do not search the main store). Step 3: Find YouTube in your list and tap the Cloud icon .