Question

 Is it safe to upgrade iphone 4 to IOS 5?

Answer Yeah
http://wiki.answers.com/Q/Is_it_safe_to_upgrade_iphone_4_to_IOS_5

Top Q&A For: Is it safe to upgrade iphone 4 to IOS 5

I got an early upgrade for an iPhone 3GS in February 2012 from AT&T when will my next upgrade be?

18 months from your last upgrade. You can also check by pressing STAR-NEW-POUND on your keypad then press SEND. They will send you a free text message.
http://answers.yahoo.com//question/index?qid=20120909093213AACgZQj

How do you reactivate your old iPhone 3gs if you upgrade from the iPhone 3gs to the iPhone 4 and then lose or get it stolen how would you reactivate your old iPhone so you can use it again?

Yes, the IPhone 4 is now available. It became available in February.
http://wiki.answers.com/Q/How_do_you_reactivate_your_old_iPhone_3gs_if_you_upgrade_from...

Will an AT and T purchased iphone work on Verizon's network if Verizon gets rights to use the iphone on its network - I would like to upgrade my iPhone but want to know if I should wait?

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.
http://wiki.answers.com/Q/I_got_the_iPhone_3gs_and_its_version_is_3_0_but_now_its_upgra...


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