IOS 12.0.1 Microphone Not Working

I updated and now my microphone does not work. I cannot hear anyone when they calls, cannot use Siri and cannot use talk to text.


If I reset network settings it all works for a litle while, then stops again. I have an Iphone 7 Plus.

iPhone 7 Plus, iOS 12.0.1

Posted on Oct 12, 2018 9:02 PM

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Question marked as Top-ranking reply

Posted on Jan 28, 2019 8:28 AM

Last Update:

After the hardware repair of the audio chip my IPhone works perfectly again.

Finally I paid 80€ and it took about 5 days to have it back. Much cheaper than a new phone. However, there are guys offering the same repair for less than 50€ but some of them seem to do the “quick fix” - just heating up the chip and not actually rebound. This might work or not .... some actually “fry it to death”. In Germany the range of cost for the exact same repair is between 45€ and more than 200€ - crazy. So keep your eyes open. Last comment: If you observe the described symptoms no software update will fix it - you will need the repair!!

Good luck :)

84 replies

Oct 14, 2018 8:33 AM in response to elise62

Me too.. For some reason when I call people I can not talk and I also can’t hear what the other person is saying. Also when I plug in headphones it doesn’t detect it. When I open up siri it just doesn’t even let me try to speak it flat out just doesn’t work. When i record videos the video will be muted. When i try to send the video to othrr phone, it was actually doesn't have sound. I have tried to reset all setting, restore iphone and power off for 30secs. It all came back normal.. but just for a while. Now it started again. Does anyone know how to fix this?

Oct 25, 2018 6:16 AM in response to elise62

I was told that I needed to buy a new phone as well because of this problem with iOS 12.0.1 causing the mic to stop working on my iPhone 7 Plus. They did give me some credit for my iPhone 7 Plus, but not nearly enough to cover the cost of a new phone. I still don’t think it is fair as the genius that helped me even stated that this problem is only happening to the 7 and 7 Plus phones and he also admitted that he does NOT agree on Apples claim. He agreed with me to go with an 8 Plus as this could happen again if I was to buy another 7 Plus. He also shared with me when iOS 11 came out the iPhone 7 and 7 Plus had similar issues and Apple did fix those.... Wonder why not now????

Oct 25, 2018 7:40 AM in response to Jkonjicija79

Do you not have insurance through your carrier ? I was told the same, all the 7 and 7 plus phones had the same issue. My husbands phone everything went out speakers mics and they did a full replacement no charge after 11 update. My 7 plus mic went out after 12.01.1 update, I took it in, they told me that it was indeed an issue through Apple and they sent it off to be repaired if possible. However they couldn’t repair so Apple did a full replacement. I am hoping that it does not become an issue again. I have already done the update again and no issue so far.

Oct 31, 2018 8:16 AM in response to Jkonjicija79

I have this same issue where my mic stopped working completely for my iPhone 7 coincidentally after the ios 12 update. I tried all the troubleshooting tips that I could find online but was not successful. I also set up an Apple genius appointment and they were very unhelpful as well since they told me the same thing as they told others, that it could not be fixed, it's a hardware issue and it cannot be replaced because there was no warranty. After reviewing many different websites which confirm the same issues that many other Apple users are experiencing and from even reviewing the thread below, here is what I really think is going on:

1) it's either an ios 12 software bug issue

2)or it was an iPhone 7 mic defect issue to begin with which is what is causing it to be a 'hardware' issue (THIS IS THE ONLY REASONABLE EXPLANATION SINCE LIKE MANY OF US, OUR PHONES WERE COMPLETELY FINE UNTIL THE UPDATE HAPPENED)

3)regardless of what the real issue is, it's not fixable, Apple already knows that and because of the reasons #1 and #2, Apple doesn't want to admit that it's their fault knowing that it will lead to them losing more money having to do a iphone 7 recall just like with the battery replacement issue that happened before too

4)if not the above, then the only other thing to assume is that this might be Apple's way of saying 'this is what you get when you don't upgrade to the Apple Protection plan when you buy a new iPhone' and 'you have an old iPhone so it's time to upgrade so we can make more money off you'

5)I really hope #4 is not the reason for all of this since I've been a dedicated iPhone fan from day 1 but it's really strange that Apple had the nerve to accuse this of being a hardware issue, meaning it was our fault for the mic not working when it clearly wasn't our fault. How could there be so many customers that have this issue where there was phone was working normally up until the ios12 update? it's not like we had a choice to ignore doing the ios 12 update due to the numerous popups we get advising that we need to update and if we don't, our iPhone won't function properly moving forward.

6)I seriously don't get why Apple won't admit this is their fault but either way, I think if everyone else is having this issue, they should comment, share or post on this thread too so Apple can see how many others are being wrongfully affected by this and also, this needs to be further escalated to the management team of Apple Support. It isn't fair that Apple's current status on this is that it's the customer's fault for being a hardware issue and that not all of us are entitled to a free repair or replacement. The more customers that voice their opinion with this, then the more Apple will eventually listen.. hopefully...

Oct 31, 2018 9:09 AM in response to izzywizzy17

I have have had a conversation with a "level 2" support person for 10 days, all was going into the right direction; he admitted that iOS12 does a "stress test" on the hardware to see if it is fit for future purpose and that this stress test "can occasionally break the microphone module" but that it was due to fail anyway if that happened.

In my case it was not only the mic playing up though.. I have had multiple issues with the health app not registering runs and walks (the gyroscopic module?) and even having troubles with iCloud; I have been unable to use iMessages since, even with the help of this support person and various resets, factory resets etc.


The most troublesome I find their conclusion that this "is not Apples fault because I have a cracked screen" and therefor the phone has had impact damage and that also could have caused the mic to give up - this is a crack of ca. 10mm at the bottom corner that has been there for 3 years and never caused any trouble. Now it is a reason to shift responsibility for a problem that is obviously bigger than my cracked screen. As if I don't know what is going on in the world and especially with the combination of the iPhone 7 (and 7+) and iOs 12.


I have had this phone under extended warranty from my provider (EE) for three years, and all this happened three (3!) weeks after my warranty ended. Thank you Apple/EE, I have been an Apple user since September 1998, when I got my first iMac and have been using Apple products in personal/family life and at my companies ever since. I literally spent well over £60k on Apple products in the last 20 years, and have never been disappointed with their customer service, up till now.

That Apple is willing to let something so futile and easy to repair (total bill to Apple for repair £100??) destroy two decades of goodwill and reputation is just utterly stupid in my view.


I will continue to stride for a fair treatment of this issue and will definitely cease to buy Apple products until I have had the customer service that has been so emblematic for this company.

Oct 31, 2018 9:27 AM in response to elise62

QUOTE FROM https://www.idownloadblog.com/2018/05/04/iphone-7-microphone-issue/

"Apple has ostensibly acknowledged a microphone issue with certain iPhone 7 models. The company says that some iPhone 7 and iPhone 7 Plus units out there may experience issues with the built-in microphone. The problem appears to manifest itself on a limited number of devices after updating to iOS 11.3 or later. Apple distributed an internal document to its authorized service providers this week, a copy of which was obtained by MacRumors. The document states that these affected phones may exhibit a grayed-out speaker button during phone calls, preventing the user from being heard during phone calls or FaceTime video chats. Other symptoms may include lack of audio during playback of videos or voice memos recorded on an affected device. Apple’s support document which provides information about the microphones in iPhones, iPads and iPods makes no mention of this issue. From the MacRumors report: Apple Authorized Service Providers have been instructed to first ask customers to disconnect or power off any Bluetooth headsets or other audio accessories connected to their iPhone to see if that alleviates the problem. If the speaker button remains grayed out during a call, the service providers have been instructed to run audio diagnostics. Affected devices will display a ‘device could not detect dock’ or ‘accessory not supported’ alert in the diagnostic pane, in which case the service provider can initiate a repair for the iPhone. It’s not exactly clear if the iOS 11.3 could somehow be causing a hardware defect on these phones or if maybe this is a software-based issue that could be fixed with a future update. Be that as it may, out-out-warranty devices may be able to receive a repair or replacement for free, but that’s something a technician will determine on a case by case basis. This affects a limited number of iPhone 7/Plus models with iOS 11.3 or later".

Nov 8, 2018 8:49 AM in response to elise62

Same problem with 7. No mic, no sounds in calls, no FT, no headphones. But sound works in safari and youtube.

I think that there is a lot of people that will never again buy iPhone after this. I was Apple fun.. I have old iPhone 2G - it still works on it’s old IOS without problems! But this projects were Steve Jobs projects, also 5s was last good iPhone.

Good luck people, i am going to find some nice android phone after 8 years of using iPhones :-/

Nov 9, 2018 6:48 AM in response to izzywizzy17

This has actually been happening long before ios 12. It happened to me instantly after I upgraded to 11.3 and to hundreds of others as well. There are now multiple threads of users expressing frustration over this issue and Apple's (non) response to what is either their buggy software or crappy, badly manufactured hardware. In fact this issue first emerged back in the early spring. At first Apple was offering free replacements even to phones recently out of warranty but I guess that stopped once the scale and potential cost of the problem became apparent to them. They've stayed absolutely silent on the issue.

Nov 18, 2018 10:25 PM in response to elise62

Same issue here,

iPhone 7 - updated to ios 12 and camera wouldn't work.


Then updated to ios 12.1 - camera started working but microphone wouldn't work, couldn't take calls/put phone on speaker, and plugged in headphones won't work, Bluetooth headphones work with calls and everything.

Spoke to an apple help person online - they advised to reinstall my phone with icloud, bought extra storage and still, I reinstalled and the problem was kind of fixed, phone call worked, then later on it was glitchy and the next time I tried to call after an hour of fixing it, it went back to the issue, I'm 100% sure it is the update because it was perfect before then. I've since tried everything, Resetting the settings, network, and the whole phone.

Really frustrating, cannot talk to anyone on the phone, or do videos. - Hopefully next update fixes issues.

Nov 20, 2018 6:13 PM in response to elise62

I am experiencing the same issue with my iPhone 7. It started yesterday when listening to music through my wired headphones. My phone would just continue to play through the iPhone speakers as if the headphones were not plugged in. When trying to make phone calls, I cannot hear anything or speak to anyone, I cannot use Siri, and I cannot record voice memos.


I stopped by an Apple store today and they ran diagnostics and an audio test on it and my phone said it could not recognize the device when they plugged in their audio diagnostic tool. I was told that this was a "known issue with the iPhone 7's" but that Apple could not make repairs or replace my iPhone at no charge since it was outside of the warranty period. My only option was to purchase a new iPhone.


When i got back home and started trying things, I reset my phone to factory settings through settings -> General -> Reset -> Reset all settings. After this, I was able to use my headphones, hear people on phone calls, record voice memos along with all other things that were previously not functioning.


About 5 minutes later, my Phone is now cutting in and out of functionality for these features again. Sometimes it works and sometimes it doesn't.


I am very disappointed with Apple due to the fact that they communicated to me it was a known issue, yet cannot help me resolve their problem. My only option is to purchase a new iPhone, which is not something I want to do right given these phones are rather expensive.

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IOS 12.0.1 Microphone Not Working

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