How do you know if your iPhone is eligible for an upgrade?

Answer 4g is the best (it isn't even related to the question!) there both nearly the same but the 3g do have a wall paper after you unlock the ipod touch

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How do you know if you're eligible to upgrade to a new iPhone?

From your old phone, just dial *NEW# (*639#) or send a blank text message to the aforementioned number. You will receive a text message. The message will contain either: Something along the lines o... Read More »

How do you check and see if you are eligible for an upgrade on iPhone?

If you mean,' Do iPhone 3GS's have Verizon service?' No, not anymore, as of 17/10/2011 you can only get the iPhone 3GS on AT&T!

Who is eligible to upgrade discharge from other than honorable to general?

The most famous classes (of warships)? Without a doubt...the Fletcher class destroyers of WWII.2nd place would go to the USS Yorktown class aircraft carriers (of which only the USS Enterprise survi... Read More »

I got the iPhone 3gs and its version is 3 0 but now its upgrade to 3 1 is avalible in itunes and its dedicate to upgrade using itunes the problem is that i afraid that upgrade using itunes may harm?

It won't harm anything, if you are really worried and don't want to update it, don't update it, or you can just wait till the next upgrade to upgrade the iPhone.