No, you can even unlock the iPhone when Jailbroken.
There is only reason for why an iPhone needs to be jailbreak. The reason for a iPhone to be jailbreak would be for using the phone for a different service.
Yes you can. If it does not have a sim, you will be able to get one.
Us Jailbreak me on the iPhone 4 if you have the firmware 4.0
No but you can jailbreak an iphone or ipod touch but they each have different sites to jailbreak your ipod/iphone
Jailbreak your iPhone
There isn't a jailbreak for the iphone 4 yet, but there will be in the near future.
You need to use the program RedSnOw to jailbreak an iPhone 5.
You need to use the program RedSnOw to jailbreak an iPhone 5.
Use Blackra1n to jailbreak your iphone, then use bootneuter in cydia to unlock iphone to any service. PS: downgrade firmware to 3.1.2. before running Blackra1n.
Yes, it is for At&t, this is the only way to use a different service with the iphone, use Blackra1n to jailbreak your iphone, then use bootneuter in cydia to unlock iphone to any service. PS: downgrade firmware to 3.1.2. before running Blackra1n.
It is okay to jailbreak your iPhone 3g. The only downside to jailbreaking your iPhone is that you will loose your Apple warranty.