If you need a (like fixing YouTube, Safari, or cellular data on 9.3.5), let me know and I’ll narrow it down.
Never restore iOS 9.3.5 via iTunes; if you break Cydia, use Succession (from tihmstar’s repo) to re-jailbreak without losing your repos. Cydia Repo Ios 9.3 5 UPD
Once your repos are updated, these tweaks are highly recommended for the 9.3.5 experience: If you need a (like fixing YouTube, Safari,