Ios 9.3.5 Cydia — _hot_

: Open Cydia and allow it to organize its file system. It may close or "respring" automatically.

Q: Can I unjailbreak my device? A: Yes, you can unjailbreak your device by restoring it to its original iOS version using iTunes. ios 9.3.5 cydia

Installing an incompatible tweak (usually one designed for iOS 10+ or 64-bit). Fix: Boot into No Substrate Mode: : Open Cydia and allow it to organize its file system

Here is what you can actually do with Cydia on iOS 9.3.5: ios 9.3.5 cydia