: Tap on your Profile icon in the top right corner. Go to Purchased : Select Purchased > My Purchases . Search for YouTube : Type "YouTube" in the search bar.
Even if you install an older version, you may be blocked by a message saying "Update Required" with no option to skip. your device using a tool like and add the following repository: install youtube ios 1257 exclusive
If you have previously downloaded YouTube on any Apple device using your current Apple ID, you can sometimes download a compatible older version: on your iOS 12 device. Profile icon at the top right, then select Search for Cloud icon appears, tap it. You should see a prompt: "Do you want to download the last compatible version?" : Tap on your Profile icon in the top right corner