How to jailbreak your iphone 3gs on os 3.1 with firmware 05.11.07

**rider1** · 02-25-2010 01:59 AM

hello

i need help pls
i just got a new fido iphone 3G S.
os 3.1(7C144) with modem firmware 05.11.07
my sim card is with fido, so i dont need to unlock the iphone , i just want to jailbreak the iphone .

my probleme is i am lost with all the info around the web can somebody help me pls .

i would like the step by step for me to jailbreak .

**rider1** · 02-25-2010 02:02 AM

FIDO IPHONE 3G S ----NEW NEVER UNLOCK NEVER JAILBROKEN
os 3.1(7C144) with modem firmware 05.11.07

**dtube** · 02-25-2010 11:04 PM

@rider1,
iphone 3GS + stock firmware 3.1 + never jailbroken.
Does this phone have an old bootrom ?
What is the 3rd, 4th and 5th digit/letter of the serial number on the phone (reading from left to right

)