You may need to use Safari to watch YouTube through the mobile website (m.youtube.com). It’s not the full app experience, but it works.
YouTube Legacy or manual file edits (info.plist) to trick the app into thinking it is a newer version. However, this is only recommended for tech-savvy users as it can affect device security. Summary Comparison Feature App Store Method Safari Web Clip Ease of Setup Moderate (needs purchase history) Very Easy Performance Faster UI Subject to browser speed Stability May ask for updates Most stable Features Full app features (for its era) Basic video playback Are you seeing a specific youtube for ios 12.5 6 download
Sites offering "YouTube for iOS 12.5.6 download" as an IPA file may contain malware or be outdated. Apple no longer signs old iOS versions, so sideloading is tricky and risky. You may need to use Safari to watch
Here’s what you need to know:
If YouTube is not in your purchase history, you cannot download it directly on an iOS 12 device. You must first "purchase" it on a newer device: However, this is only recommended for tech-savvy users