WiFi in iOS 11 keeps turning on

Just wanted to inform you that WiFi in new iOS 11 keeps turning on

iPhone 6s, iOS 11

Posted on Sep 20, 2017 8:30 AM

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Question marked as Top-ranking reply

Posted on Sep 21, 2017 12:28 AM

If you're tapping the buttons in control center, it's a change whereby tapping the icons drops the current connection but does not shut WiFi (or Bluetooth) off; to do that you have to use the slide toggles in Settings.


This is quite handy as you can disconnect from a current troublesome WiFi network without having to remember to reenable it later.


From the iOS 11 manual for iPhone:


User uploaded file


This behavior is also covered in more detail here:


Use Bluetooth and Wi-Fi in Control Center with iOS 11 - Apple Support

977 replies

Nov 2, 2017 1:43 PM in response to Rsflowers81

Have you bothered to read anything that's been posted about this? If your battery life has suffered, it's NOT because of this. You have something else going on. And telling users on a user to user only forum to switch it back is pointless. No one here works for Apple and Apple isn't going to do anything because you've made a demand. Figure out what's causing your battery to drain faster and get used to the new functionality. Or turn it off completely in settings. Those are your options.

Nov 2, 2017 2:08 PM in response to Rsflowers81

Well you can believe they went backward, but in reality, this was a really smart move on Apple's part. Having the Wifi and Bluetooth radio on improves your phone's ability to operate. It uses minimal at best battery, even if your phone manages to connect to a network that is known. It's just a change and I'm glad to know you won't die from this change. But I'm also willing to bet you'll adjust to the change.


Hey Siri........"Turn Wifi off!"

Nov 10, 2017 8:32 AM in response to weldong

I guess I just don't get how you and the other's complaining here, fail to see that Apple didn't take any functionality away. They made a change that is in all respects a really good change. It makes infinite sense to keep the Wifi and Bluetooth radios alive and ready to connect, all the while giving you the ability to quickly disconnect, or if you really have a real reason to turn it off completely, you still have that ability. It's just a change and not one, in my opinion worthy of the agnst its getting.

Nov 11, 2017 5:59 AM in response to Chrisfrommo1968

When you buy Apple, you can decide how to enable or disable functions on all iPhone's sold.


This conversation is really pointless as has been pointed out over and over. Apple made this change. I didn't, though I do like it a lot. You don't and that's fine. But arguing about it here in a user to user forum is simply pointless. Apple isn't here and isn't going to respond to you me or any of the other posters.


You can let Apple know how you feel, though I'll be very surprised to see them change this as it simply makes sense, whether you agree or not. If you leave Wifi and Bluetooth radios on, it makes your phone work better. If you don't want your phone to work better, you can turn it off. Nothing was taken away from you. They simply changed how you do it. Provide your feedback to Apple via this link: Feedback - iPhone - Apple

Nov 13, 2017 9:07 AM in response to david4909

The control center provides real control to disconnect from the current network without turning off Bluetooth and Wi-Fi. A very useful, new feature. Before iOS 11 there were 4 ways to turn off Wi-Fi:


  • Settings/Wi-Fi (or Settings/Bluetooth)
  • "Hey Siri, turn off Wi-Fi" - "Hey Siri, turn off Bluetooth"
  • Hold the HOME button and say: "Turn off Wi-Fi" - "Turn off Bluetooth"
  • Use the buttons on the Control Center


With this new, important, feature Apple repurposed the redundant Control Center buttons for the feature. This is hardly the end of the world; there are still 3 ways to turn off Wi-Fi and Bluetooth. Although there is almost never a reason to turn them off, and several reasons to leave them on. In 10 years I have never turned off either, except to disconnect from a Wi-Fi network. Then I have to remember to turn Wi-Fi back on when I move away from the network. With this great new feature I can now disconnect without having to remember to turn Wi-Fi back on. Failure to remember has cost me real money, as my phone used up my limited cellular data because I forgot. No more a problem.

Nov 13, 2017 11:44 AM in response to Honhonnn

NO, it is not giving hackers a chance to hack your phone. Hacker cannot hack your phone if Wi-Fi is on.


NO, it does not prevent you from turning off Wi-Fi if you really want to. Here's how:

  • Settings/Wi-Fi - OFF
  • "Hey Siri, turn off Wi-Fi"
  • Hold the HOME button and say: "Turn off Wi-Fi"


Now, is that so hard? The last two are even easier than using the Control Center.

Dec 8, 2017 4:25 PM in response to prokopton

NO, it's not draining your battery. You need to read this thread for the explanations pertaining to very very very small amount of battery used by either Wifi or Bluetooth radios. If your battery is draining, it's because of something else.


Go to Settings > Battery and see what's using the most charge and make the appropriate changes to minimize battery drain.


Finally, if you get headaches, turn off Wifi. That capability has NOT been removed. You can do the following quite easily:


Settings > Wifi turn it off


or even easier:


Siri: "hey Siri, turn off Wifi"


There problem solved.

Dec 22, 2017 6:20 PM in response to Amakahi

If you turn Wifi off, it stays off, just like it always did. You just do it differently than you did before.


Settings > Wifi > turn Wifi off and it stays off. Period


Or, even easier:


"Hey Siri, turn Wifi off


The only change Apple made was to provide a very useful feature where a user can disconnect from the network they are connected to, without turning the Wifi radio off. This is very useful for people who have an Apple Watch, or are using Apple's HomeKit for example.


If you have limited Wifi data on your home network, you would likely be in a very very very small minority. I personally haven't met anyone in person or via this forum who has such a situation. Most people do have metered data plans on their phones, with less and less people having unlimited data.

Mar 7, 2018 7:40 AM in response to saba12m

Really? Why you need to turn them off in the first place is a mystery. But how hard is it to say, "Hey Siri, Turn Off Wifi?"


TBH, this change has been one of the best things ever for me and for millions of other users. One thing people don't realize is to turn off Ask to Join Networks in Wifi settings. This will stop your device from having popup messages appear for other networks. Otherwise, the benefits of having Wifi on continuously are great. And the angst over a simple change that took nothing away from the user is simply amazing.

Apr 8, 2018 3:25 PM in response to LACAllen

Thanks for your stubborn support and yes I have read everything from Apple and obviously I do care, I assume you do also since your here trying to convince people its a good thing because you dont see the issues in it and pointing out Apple's explanation, ot isnt good enough and raises more questions about security. Let me share with you what this causes for everyone and why I am very concerned like many others with what it means to the millions of people who are unaware of this change. "Not everyone knows that you have to turn off wifi and bluetooth in settings to completely turn it off". If so many people are on countless forums asking this question (Why does my wifi and bluetooth keep turning on?) How many people do you think are not even aware of this because Apple failed to inform users of the possible security issues it can causes when out in public? My apologies if my wording confused you by saying DRAIN but wifi being on does.use.battery.power.to.function. Im not going to repeat it because I believe you are smart enough to read it again if you missed something. Im sorry, you have probably been misinformed or dont have any common since. Unfortunately I cant help you with the latter but I recommend you read information on how to preserve battery life that was created by Apple and the engineers. If you believe they are wrong you need to let them know what your theorys are and what led you to your conclusions.>> Feedback for Apple goes here >>> http://apple.com/feedback Feedback for Apple goes here >>> http://apple.com/feedback Im not about to get in a debate with you about wifi radiation.... AS STATED BY APPLE: Wi-Fi. Wi-Fi consumes power, e ven if you are not using it to connect to a network. You can turn it off in the Wi-Fi status menu in the menu bar or in Network preferences. Background app refresh, push notifications, if apps are fetching information in the background and depending on the intervals battery usage will be used more. -Wifi does consume less power compared to you cell network. -When WiFi is connected it uses 30 mw continuously. When wifi is on and you are out of your network it will constantly search, this doesnt consume alot but it is constanly sipping battery and neccessary if not even needed.This is a DRAIN on the battery and creates a situation where the phone or tablet is constantly "switching back and forth" among cellular, Bluetooth and Wi-Fi connections. A recent analysis of 50,000 mobile devices by online security gateway provider Wandera revealed the battery decay rate of iOS 11-enabled devices has been significantly higher compared to iOS 10 devices out of the gate.

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Apple has taken a convenient feature and changed it leaving millions of people in the dark. Apple's new support document explains that while an iOS device will immediately disconnect from Wi-Fi and Bluetooth accessories using the on-off toggle swipe, both Wi-Fi and Bluetooth will continue to be available, "so you can use these important features." SECURITY When a phone is designed to behave in a way other than what the UI suggests, it results in both security and privacy problems. A user has no visual or textual clues to understand the device's behavior, which can result in a loss of trust in operating system designers to faithfully communicate what's going on. Because mobile users rely on the operating system as the bedrock for most security and privacy decisions, no matter what app or connected device they may be using, this trust is fundamental. In an attempt to keep you connected to Apple devices and services, iOS 11 compromises users' security. Such a loophole in connectivity can potentially leave users open to new attacks. Closing this loophole would not be a hard fix for Apple to make. AT A BARE MINIMUM, Apple should make the Control Center toggles last until the user flips them back on, rather than overriding the user's choice early the next morning. Apple's choice to passively enable Wi-Fi and Bluetooth behind the scenes is unusual for a company that prides itself on offering transparent and predictable device behaviors.It's kind of a counter to Apple's DNA While the new settings don't open up new security risks, what they do is expose users to known Wi-Fi and Bluetooth connectivity issues. For example, a Bluetooth-enabled device is almost always listening for unicast traffic targeted to it, even when it is not set on "discoverable mode, for this reason, to establish a connection, the initiating party only needs to know the [Bluetooth device address, MAC address] of the target device. Once an attacker acquires it, and is in physical proximity of the device (RF range) he or she can reach the surprisingly wide attack surface of its listening Bluetooth services. Users will likely learn more about the new Wi-Fi and Bluetooth connectivity settings in iOS 11 – and users who care enough about them will no longer inadvertently leave them on. You can't have a device that most people don't understand what's happening on it. The changes Apple made to wireless functions in iOS 11 were intentional in order to capture data and ensure mobile connectivity to an ever-growing universe of Apple applications. While having Wi-Fi and Bluetooth continuously on is a convenience at home or in the office because they can seamlessly connect to common apps, when at a coffee shop, retail store or on an airplane, the feature leaves a mobile user open. I've been on planes with iOS 11 and you can see everybody. There's a lot of different tools...that at the very least can pick up sign-in or log-in information. Whenever you have something you're not aware of on a device that is automatically connecting you to something, it's not a good thing. https://www.computerworld.com/article/3230299/apple-ios/in-ios-11-toggling-wi-fi -and-bluetooth-off-doesnt-work-heres-why.html

Jul 6, 2018 1:12 PM in response to vbbr

vbbr wrote:


Really? That’s a very apt anology.

No, really, it's not at all. And, the reason is because you're not turning WiFi off from the Control Center. A closer analogy would be an air conditioner turning on and off based on the thermostat setting. The fact that you don't understand (or won't accept) how the feature works doesn't mean it's broken.


WiFi doesn't turn back on if you turn it off. Learn how to turn it off (the instructions have been given dozens of times in this thread) and it won't turn back on without you're explicitly turning it back on.

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WiFi in iOS 11 keeps turning on

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