Installing YouTube on iOS 12.5.7 is challenging because the official YouTube app now requires iOS 16.0 or later. However, owners of older devices like the iPhone 5s, iPhone 6, iPad mini 2, or iPad Air 1 can still access YouTube using several workarounds. Method 1: Download the "Last Compatible Version"
Install Youtube On Ios 12.5 6 for Android - Search on Google Play Install Youtube Ios 12.5.7
If the YouTube app fails to work properly, you can use the mobile website, which performs surprisingly well on iOS 12.5.7: Installing YouTube on iOS 12
Why Can't I Install YouTube on iOS 12.5.7? iPad mini 2