Download AltServer on your PC/Mac from the official website. Step 2: Install iTunes and iCloud (Windows only) and ensure Wi-Fi sync is enabled. Step 3: Plug in your iPhone. Open AltServer and click "Install AltStore" to your phone. Step 4: On your iPhone, go to Settings > General > VPN & Device Management > Trust your Apple ID. Step 5: Download your desired YouTube IPA old version file from a repo above. Step 6: Open AltStore on your iPhone → "My Apps" → "+" (Plus sign) → Select your IPA. Step 7: Wait for installation.
Downloading and installing an older version of YouTube on iOS typically requires obtaining an (the iOS application package) and using sideloading jailbreaking methods. As of April 2026, YouTube generally requires iOS 16 or newer youtube ipa download old version