Tap your Profile Icon at the top right, then select Purchased (or My Purchases ). Step 3: Search for "YouTube."
Borrow a newer device (iPhone/iPad running iOS 14+) and log in with your Apple ID. Download YouTube once on that device. It will now appear in your "Purchased" history on the older iOS 12 device, allowing you to use the method above. 2. The Browser Workaround (Most Reliable) youtube old version ios 12.5 7 download