The device has never been jailbroken or connected to my PC. I bought it 3 days ago from a friend and he had updated the firmware.They will be stored on your Mac/PC, also kept on Cydia server, if I'm not mistaken. You can email them to yourself just to be sure:
Depends if blobs are still available. You would be lucky then. Just use Tiny Umbrella to fetch them, then uncheck "Request blobs from Cydia" and do the same thing again. If you have an older version on the list, you can downgrade.The device has never been jailbroken or connected to my PC. I bought it 3 days ago from a friend and he had updated the firmware.
Is there a tutorial around for this? And can it definetely be done, if had not been jailbroken before.