Iphone 3GS on 3.1.3 , can jilbreak it on 4.0 ☺☻

[Moaead123]

hey

i have new iphone 3GS 16GB.

its NEW BOOTROM.
and its on 3.1.3, on 05.12.01.,6.4

its Jjibroken by Spirit and unlocked by ultrasn0w [ITS FINE], but i need to update to 4.0 but i wanna make sure can i jibreak it?

Thanks.

 

[ahmed70]

dont update on 04 ,no jailbreak at this moment

 

[irawan388]

just use 3.13 it is ok....