The Pangu jailbreak for iOS 9.2-9.3.3 finally gives you a way to modify your device to your liking again on iOS 9.3.3 with your favorite jailbreak tweaks. Unfortunately, it's not without its faults; it relies on a certificate, which means it has an expiration date and will need to be re-signed.
In this tutorial, we'll talk about what you have to do to renew your iOS 9.3.3 jailbreak certificate when the time comes.