iPhone call history shared between devices after iOS 17 Update

on my primary device I have iCloud -> contacts turned off, also handoff is turned off on both devices.


Before iOS 17.0, each of my 2 devices has its private call log & contacts.


After iOS 17.0 on both devices, I started to see the call history of both devices on my primary device.


[Re-Titled by Moderator]

iPhone 13 Pro Max, iOS 17

Posted on Sep 20, 2023 2:17 PM

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Question marked as Top-ranking reply

Posted on Sep 20, 2023 4:38 PM

AlFrued wrote:

I carry 2 iPhones with the same Apple id since ages, and I don’t want to get confused by which phone initiated personal or business calls.

Its unreasonable to maintain more than one Apple ID after all of this years.

I already reported a bug to Apple. And I came here to see if anyone else noticed/fixed this.


It's not a bug. If you carry two phones – one for work, and one for personal use – for "security" reasons, then it stands to follow that you should "firewall" your accounts and have two Apple ID accounts, as well.


The call history sharing might be new, but there is all sorts of other sharing linked to having the same Apple ID. Sharing that's been around for a long time. E.g., keychain passwords, photos, contacts, calendars, reminders, notes, and files on iCloud Drive.


iMessages are also linked to your Apple ID, whether you use "Messages in iCloud" or not.


609 replies

Dec 27, 2023 1:09 PM in response to lobsterghost1

Yup, I know that now from further research. Toggling off the phone app does not do a thing and likely never will because as you said, and as I found out, Apple changed this on purpose to encourage people to create separate IDs. I thought about creating a new Apple ID on the other phone and using family share, but then I found out that it does not work for Sharing contacts and for that reason alone, I will continue to share my Apple ID with my wife. For us it’s not a big deal to see each each other’s call logs. Just wish we had the choice.

Dec 27, 2023 1:25 PM in response to KiltedTim

Yup, I know that now from further research. Toggling off the phone app does not do a thing and likely never will because as you said, and as I found out, Apple changed this on purpose to encourage people to create separate IDs. I thought about creating a new Apple ID on the other phone and using family share, but then I found out that it does not work for Sharing contacts and for that reason alone, I will continue to share my Apple ID with my wife. For us it’s not a big deal to see each each other’s call logs. Just wish we had the choice.

Dec 27, 2023 2:27 PM in response to mitchandmarcy

mitchandmarcy wrote:

Yup, I know that now from further research. Toggling off the phone app does not do a thing and likely never will because as you said, and as I found out, Apple changed this on purpose to encourage people to create separate IDs. I thought about creating a new Apple ID on the other phone and using family share, but then I found out that it does not work for Sharing contacts and for that reason alone, I will continue to share my Apple ID with my wife. For us it’s not a big deal to see each each other’s call logs. Just wish we had the choice.


There apparently are ways to share contacts across accounts. For what it's worth, here's the Support document.


Use other contact accounts on iPhone - Apple Support


I'm not sure if this would let you share contacts directly between two iCloud accounts, or if it's just about ways to pull in contacts from non-Apple sources.

Dec 31, 2023 9:28 AM in response to Caper1111

Caper1111 wrote:
It does not matter, Apple will not fix their flawed software. If I wanted call log syncs then I would have a dual sim setup on one phone. Calls made from different phones are being synchronized from apples iCloud servers.


Different phones yes, same Apple ID, so same person. They’re all your calls. Nobody else’s calls are shared. Unless, well, unless you’re sharing an Apple ID with others. Which shares all data, and complete access including remote erasure capabilities, because a unique Apple ID is intended for each person.


Jan 11, 2024 8:32 AM in response to tloose

tloose wrote:

Totally agree - this update has caused so many issues. Along with this issue, since the upgrade many of the login info has changed on many of our apps. We have 3 phones on the family plan. For Example, my Southwest and Delta app changed to my son's login info on my phone and another example, my wife's Chix fil a app changed to my user name on her phone. This is just to name a few.
It doesn't seem like anything was kept separate and many were randomly changed. It is a pain to have to go in and change everything. Has this happened to any one else?

If you are sharing an Apple ID, passwords store on the phone can also be shared. Yet another reason not to share an Apple ID.

Sep 21, 2023 12:29 PM in response to AlFrued

AlFrued wrote:

Hello Idris, I strongly disagree, assuming that Apple intention is to force a user to maintain different Apple accounts to use different iPhones is defying the purpose of iCloud & the entire eco system.

That is not Apple's purpose at all and not what I've been saying. I did not say that each device should have it's own Apple ID. I said each person should have their own Apple ID.


If you are not sharing an Apple ID with another person but want the ability to maintain separate Recents, et al, I think you're out of luck. Submit your feedback to Apple.


Oct 10, 2023 6:58 PM in response to Servant of Cats

I originally came to this string looking for users who might have found a SOLUTION to my issues. Instead I find people who have the issue - and no fix (Understandable) and people who do not have 2 phones, so are clueless what has worked in the past.


Yes, I have read in the past about this "cool" ability to share call logs. But the facts are - I have had 2 phones that have shared an apple ID since 2010. I have no idea what iOS that would have been. 2 phones, phone numbers have not changed - the apple ID has been the same for 13 years.


Update to iOS17 and the call log issues starts. There are user settings Apple stepped on. My phones have NEVER been connected to iCloud. Yet iOS17 turned that lovely (not) app on - on both phones. My phones have always had Air Drop & Handoff turned off. But iOS17 turned both on - I assume so I could do that head to head transfer. There are more.


My point is - apple does step on settings - when it suits them. The above were easy enough to go in and change. But not before ALL my contacts (300+) from my personal phone - showed up on my work phone (and then updated my work Exchange account!). Thank you iCloud. All because apple thought turning on iCloud was a good idea.


Turned it off, but then had to remove 300+ contacts from exchange!


There is no solution that works - except to log out of your ID on the work phone. Or get a new ID. I opted to try both. The issues I had - unique to me I am sure - with no log in were too many. So I set up an new ID. I am allowed to use my work email - they don't have that restriction.


So for all who say "this is what apple wants". Well, now my work phone - with its own ID - I do not have a wallet. Download the app, never shows in settings. I can't share my location. Yes, I have all the settings correct - but when it receives a request to share - hitting the share button does NOTHING and never goes away. It was able to share before the new ID! All the settings (that I have) match my personal phone. But I can't share my location.


I now have 2 phones - both 12s - both fully up to date - yet one has about 5 settings that don't exist on the work phone. THAT is something wrong with iOS 17.


One my interpret - that if apple thought call syncing was a feature since 2018 - there has been a bug for 5 years! Because it never happened in those 5 years. If a bug can persist for 5 years and no knows it - others can as well.


And by the by - it isn't just call logs that share. iMessages do as well. That was an easy fix, I just turned it off on my work phone. But that shares too now. Never before.


Sorry for the long post - just needed to point out that iOS 17 isn't perfect. Bugs exists.

Oct 12, 2023 6:43 AM in response to D1abolic

Mine is broken also, I have a work phone and a personal one that share an Apple ID, I have always been well versed in making sure each phone does not have the other number toggled on etc, but now this bull ****, I have missed work calls and messages showing up in my personal device and vice versa, so I don’t know if it’s a work call or a personal one I missed, Apple need to fix this, it has never been a “workaround” the way I have been doing this in the past is the way Apple have always allowed you to do it, even on forums where an Apple person chimes in this is the method to do what you want to do and that’s why those options exist, for some reason in iOS 17 they have pulled the rug and we are stuck with this. Looks like now I have to create another Apple ID just to use my work phone ffs.

Oct 26, 2023 8:43 AM in response to Rick Rush

Rick Rush wrote:

I just updated our two phones to 17.1 and the problem still exists. Since I had worked this with second level support along with lots of tests and screen shots which were sent to engineering I was hopeful. Maybe next time😟

I wouldn't hold your breath for an update to change this in the future. It is working as Apple intended, whether it is welcome to those who run more than 1 iPhone with the same Apple ID or not.

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iPhone call history shared between devices after iOS 17 Update

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