can I just follow this tutorial to upgrade from 3.1 to iOS 4.2.1?

[kidwithdimples]

http://www.iclarified.com/entry/index.php?enid=13001

I have a 3GS 3.1 7C144. The first 5 # of serial is 84937
modem firmware: 05.11.07

edit: Sorry I meant 4.1

 

[CZK]

http://www.iclarified.com/entry/index.php?enid=13931

I have a 3GS 3.1 7C144. The first 5 # of serial is 84937
modem firmware: 05.11.07

Yes, if you mental capabilities allow it.

 

[kidwithdimples]

Yes, if you mental capabilities allow it.

Wait wut?

What does that mean?

 

[jobless]

Wait wut?

What does that mean?

LOL.

Do you rely on unlock feature?

 

[kidwithdimples]

LOL.

Do you rely on unlock feature?

Can I install BlackRa1n and unlock it?

 

[labman]

if you are concerned about unlock no if you don't care about it then yes that's tutorial is fine. also have you have any shsh blobs saved? did you click make it easy in cydia. such as this

 

[kidwithdimples]

It says, SHSH: iOS 4.1, 4.2.1+

 

[labman]

so do you want to be able to unlock too? we don't want you just upgrading they crying because you can't unlock it. we already have enough crybabies.

 

[kidwithdimples]

so do you want to be able to unlock too? we don't want you just upgrading they crying because you can't unlock it. we already have enough crybabies.

Ah.. it's actually my sister's 3GS. She will cry, not me haha

I fixed the link in the OP. I'm using this tutorial: http://www.iclarified.com/entry/index.php?enid=13001 then unlocking with ultra sn0w

 

[labman]

yup that should work worse case if you do it wrong then you are out the unlock for a while.

 

[CZK]

Wait wut?

What does that mean?

It means

(topic tittle) : can I just follow this tutorial to upgrade from 3.1 to iOS 4.2.1?

The answer: Yes, if your mental capabilities allow it.

 

[kidwithdimples]

yup that should work worse case if you do it wrong then you are out the unlock for a while.

Thanks. It worked perfectly fine