Run Cydia Impactor from Ubuntu Linux
Drag the NvwaStone to Cydia Impactor for installing the jailbreak.
Sign with an apple id during the process.
Thurst the certificate on the iDevice.
Klick the app on the iDevice to Jailbreak.
Copy JailbreakMe 9.3.3.html to your springboard.
When the certificate expires after 7 days click on the JailbreakMe 9.3.3 link to reactivate the
jailbreak without any certificate.