Also read: Top 10 Must Have Cydia Tweaks for iPhone, iPad, iPod touch
If this message appear after update iPhone software to iOS 4.1, you should read the latest tutorial how-to jailbreak iOS4.1 by using limera1n.
Or, if you can’t get it work using limera1n, try greenpois0n instead.
Read the latest tutorial how-to jailbreak iOS4.1 by using greenpois0n.
If this message appear after your iPhone 4(4G) or after you updated to iOS4, you will need to activate your iPhone using official SIM card (i.e: AT&T micro SIM card) or phonebook card, because the recent jailbreak tools such as Spirit Jailbreak or JailbreakMe need an activated iPhone (doesn’t support hacktivation like blackra1n does).
Most people will see this problem after restore iPhone software or Update iPhone software.
And then, when the iPhone connected to the computer, iTunes says:
The SIM card inserted in this iPhone does not appear to be supported.
Only compatible SIM cards from a supported Carrier may be used to activate iPhone.
Please insert the SIM card that came with your iPhone or visit supported Carrier’s store
to receive a replacement SIM card.
If your iPhone is not Factory Unlocked (FU), but you are using unofficial SIM card in the iPhone, you will get this message after restore/update iPhone software, unless you either insert compatible sim cards or continue read this post.
[click to continue…]
