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itunes 12 will not recognize iphone

I plugged my iPhone 5 into my iMac today for the first time since upgrading to 10.10. iPhone opened up and I was able to download photos however iTunes threw an error message stating "iTunes could not connect to this iPhone. This device is no longer connected."


I unplugged and tried again. Same message. After some googling I rebooted my iPhone and restarted iTunes. This time the phone produces no response in iTunes and it does not register as a device.


The iPhone is running 8.0.2 btw. I'm hoping upgrading to 8.1 on Monday will help. Any ideas on how to get it to connect?

iMac, OS X Yosemite (10.10), Late 2012

Posted on Oct 19, 2014 11:30 PM

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Posted on Oct 20, 2014 12:26 AM

Check this official document: iOS: Device not recognized in iTunes for OS X

80 replies

Feb 25, 2015 10:53 AM in response to heybrent

If you're a Senior Systems Administrator, you should know better than to recommend that people download random 3rd-party software that rips out integrated components of the operating system. This isn't a kernel upgrade or an upgrade to a software suite that has an uninstall. You can't uninstall it for a reason, and although you could probably rip out all of its components manually, one by one, why would you think that's good for the system? Do you know how AppZapper works? How does it decide what to remove? Does it run with root privileges? Do you know that it doesn't drop malware on to your machine? If you have the audacity to answer "yes," then tell me just exactly _how_ you know. Do you run tripwire on your Mac? Do you know every file that changes from moment to moment?


Remember that the forum is populated with non-technical people who blindly follow the recommendations of others, so if you're truly a responsible member of the IT community, you should be making recommendations that are in line with the guidelines for the OS itself.


It's interesting to me that you've come back with a claim that you wouldn't provide any solution that would hurt anyone's computer, as if we know who you are or can validate your credentials. The correct assumption for any solution provided by a stranger is that it will, in fact, destroy your computer. Unless the stranger can demonstrate that it will not, their proposal stays firmly on the dangerous side of the fence. Call it critical thinking for the Internet. My solutions in this thread showed exactly why the problem occurred and a non-invasive means of solving it until Apple came out with an update. Your solution is "go install this random third-party app and your problems will be solved!" This is how people get pwned, and you, Mr. "owned A Mac for (about) 25 years" either know this and are being irresponsible or are anyone other than who you claim to be. If you're a system administrator for a Windows env, you _definitely_ know better.


Joe or Richard doesn't matter to me. As long as I'm getting updates on this thread, I feel that I should provide some order to the randomness of solutions that people are vomiting up. Your solution smells funny - people will have to decide for themselves if they want to take the risk of installing unknown software that guts the OS. Maybe you could also recommend a degaussing unit or that people remove the iTunes demon by dunking their Mac in holy water.

Feb 25, 2015 11:51 AM in response to oskapt

Wow wow wow, good expert. Who is generating garbage and noise here? Be sure to read carefully my post. I refer the Mac's host file and not the iPhone, because the thread is about iTunes, right?. iTunes run in a computer not in a iphone. Also, I just posted what served and solved my problem, while you instead of helping people, attack people.

Furthermore, I regret that someone who has 25 years of experience attack people that way. Maybe you learn some respect with the unix community!

Feb 25, 2015 1:48 PM in response to strideh

Oh man. Now it's come to this.


@strideh. Buddy. Ye who fears the cracker. Check it:


You're talking about /etc/hosts. On the computer. How if you have an entry pointing to localhost (127.0.0.1), that's bad and makes you vulnerable.


I replied that if you have an entry for something.apple.com pointing to localhost, blah blah. The implication is that we're both talking about /etc/hosts on the computer, where iTunes is running. Let me be more clear, though, since you lack a clue:


Generally, if you have an entry in /etc/hosts (on your computer, where iTunes is running) that directs something.apple.com (not actually "something" in this case, but I'm using that as a placeholder to imply that I don't know what your specific /etc/hosts entry is. I could also use *.apple.com, but that might be misconstrued as literally *.apple.com, which isn't going to work because you can't use wildcards in /etc/hosts), that means that you've jailbroken your iPhone and are looking to install some previous version of IOS (on the iPhone, not on your computer) and need to bypass Apple's signing server. You're probably also running TinyUmbrella on your computer, and thus it answers on localhost as something.apple.com (or the aforementioned unknown entry in /etc/hosts) and tricks iTunes (on your computer) into thinking it's talking to Apple's signing server.


So, to answer your question, you're the one still here making noise. Fear the cracker, boy. Fear them all.


I'm out of here, kiddies. Y'all can keep this thread and rub poop in each other's faces for the rest of time. Thanks to all who provided positive feedback and good alternatives for a solution to the problem, and for the rest of you...well...you can figure it out.

Mar 20, 2015 11:58 PM in response to oskapt

I tried using the AppZapper method, as that post I could understand and implement it easy enough. It just didn't work.


I'd like to try your method from page 1, however like you state in the post itself, I don't "know how to put something into root's crontab" and therefore "shouldn't be playing around with this stuff" but if you could post explicitly what program to use and the method and detailed instructions, I'd like to get a hold of this solution so I could implement it. The easier solutions I could understand I've tried, but are no use.


I had no issue with the cord / syncing prior with iTunes 12 and don't with a normal Apple Lightning cable, but this one cable that's 100% perfect, will not work on the new iMac.


Thanks in advance.

itunes 12 will not recognize iphone

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