Symbian^3 Hack Without Certificate

Symbian^3 Hack Without Certificate N8, C7, X7, E6, C6-01, E7
Try this trick.It may work for you:
1. You will need X-plore ...
2. You will also need installserver that is compatible with your device ..
3. After u find installserver that is compatible with your device,copy it to your phone's memory card.
4.This is the key of the trick ...

5. Open X-plore and make new folder exactly like this .Sys/