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A better way to use WiFi calling!

  • October 6, 2023
  • 82 replies
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  • Active Contributor
  • September 28, 2024

@boothy99 @andewhite just out of interest, I did try Gemini; however, when I asked it to open the WiFi calling options, it said it could not do that, and instead, it just told me where to find it in settings manually, which of course we know would not have given me the preferences sub-menu. In fairness, there was a warning that although Google Assistant is still helping in the background, it does not have full functionality when Gemini is the primary assistant; I switched back to Google Assistant in the app and the ability to access the sub-menu returned.


  • Active Contributor
  • December 16, 2024

Bumping this thread - is it worth speaking to ID again about this? Really annoying as I had this option on O2 - I wouldn’t be bothered about this problem if ID actually had good signal but considering how bad ID signal is indoors, this non-existent option is highly valuable


  • Active Contributor
  • December 16, 2024

This is the solution i found from an online forum - if this is what ID mobile would prefer us to do to enable a feature that they market then so be it: 

 

I managed to forcibly add the Calling preference option to the Wi-Fi Calling menu by using the Pixel IMS app with the help of the Shizuku app (requires using ADB via USB debugging, but it can also be used via wireless debugging). The Pixel IMS setting I had to enable was at SIM Config => Cosmetic Toggles => Show VoWiFi preference in Settings.

The then-appeared Calling preference option submenu in the Android SIM settings Wi-Fi Calling menu showed the selected option value Call over mobile network / If mobile network is unavailable, use Wi-Fi. So I changed it to WLAN preferred and Wi-Fi calling just works fine now! :-)


boothy99
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  • December 16, 2024

@soulbroth3r 👋

Regarding speaking to iD again ... it's certainly worth a try.

I'd tried the Pixel IMS app + Shizuku app method in the past on my Pixel 6, but with no luck. I might try it again if you've got it working 😊

 

(Private message to iD just sent).


  • Active Contributor
  • December 18, 2024

Really appreciate the efforts but Im skeptical that iD will ever fix this (its such a nice issue that out of the minority of folks that recognise wifi calling, only a small % will realise its defaulting to network and then actually follow up with iD). I think a more pragmatic approach that i’ll try out would be to set up something like Tasker to automatically turn off internet data when there’s an incoming/outgoing call, if im connected to a wifi network. Will let you folks know how that goes. 


boothy99
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  • December 20, 2024

@soulbroth3r 

There might be a problem with turning off data when a call actually comes in as it takes a number of seconds for VoWiFi to kick in on my Pixel 6 (at least when I turn airplane mode on). The call might get disconnected ? Worth trying though 👍


  • Active Contributor
  • December 12, 2025

I recently moved from O2 to ID mobile. I have hit this problem with my Pixel 8. The Wi-fi sub menu is available when the O2 SIM is selected but not when ID mobile eSIM is selected. As a result, I can't use make voice calls inside the house. If I take a call outside, then walk inside (a fairly typical scenario), call quality is too bad to continue the call. This is a deal breaker for me. I will be leaving ID mobile instead of persuading my husband to make the switch. Two lost customers.


Lamiya C
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  • December 12, 2025

Hi ​@boothy99 ,

 

On Google Pixel devices, you won’t always see a “Prefer Wi-Fi Calling” option ,some networks (including iD Mobile) only show a single toggle that says “Use WiFi Calling”.

As long as that toggle is switched ON, your phone will automatically use Wi-Fi Calling whenever the Wi-Fi connection is stronger than the mobile signal.

So even though you don’t see the “prefer” setting, it’s working exactly the same in the background.

If calls still aren’t going over Wi-Fi, let us know, we can check your network settings on our side.

 

Lamiya


boothy99
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  • December 12, 2025

Hi ​@Lamiya C 

Thanks for getting back to me on this. Yes - I agree that I'm unable to specifically choose VoWiFi as a fixed preference over network calls, but in my location, the signal strength is relatively poor, and doesn't always automatically switch over to WiFi calling when the reception is "choppy". If I've an important call to make, I switch over to airplane mode, and VoWiFi is forced on. I don't think anything is "wrong" with my settings, unless you can find otherwise? I'd be happy for you to check 👍

My “Use WiFi Calling” setting is toggled on, by the way.

Thanks again Lamiya.


  • Active Contributor
  • December 14, 2025

WiFi calling is switched on. Calls will go to WiFi if I stand in a position in the house where the 4g signal is blocked. Real world, I use my phone moving around the house were the cellular signal is mostly very weak. The result is that the call quality is unusable and sometimes the connection drops completely and the call ends. It's not due to poor WiFi, I have a mesh network with good coverage around the house. I did not have a problem on the O2 network where my phone used WiFi calling by presence despite there being a week cellular signal in some areas. 

 

My husband called me from overseas a few days ago and I had to stand out in the rain to speak to him. This is far from ideal.


boothy99
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  • December 14, 2025

I'm not sure where my reply to Lamiya disappeared to previously, but I have the same circumstances as yourself, ​@SarahCat. The signal is quite variable in our house too (as yours appears to be), and phone conversations can drop or deteriorate badly depending where I am. I've had to move around the house when the person is on the other end of a call, saying they can't hear me properly! Forcing WiFi calling on by activating airplane mode at that point would disconnect the call.

My home WiFi is consistently good to excellent - so it's a shame it's not used as the "preferred connection" for all calls. WiFi calling, (or VoWiFi) is turned on, on my Google Pixel 6, but the point at which it activates seems to require almost no signal at all - which as we're experiencing - isn't soon enough.


WelshPaul
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  • December 14, 2025

That’s an Android feature, not a problem. On an iPhone, when WiFi calling is enabled and the device is connected to WiFi, it’s the preferred calling method even with a full signal. 


boothy99
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  • December 15, 2025

Hi ​@WelshPaul,

I'm not sure I'd call it an "android feature" if the same android phone on a different well-known provider does (I did) have the ability to prefer VoWiFi. As others have commented in this post, when on EE, they had the ability to select (not just allow) VoWiFi as the preferred connection for calls.

It appears to be a combination of service provider provisioning the ability to actively select WiFi calls over cellular calls, and the device itself. In this instance, iD / Three do not provision the ability to actively select VoWiFi over cellular on pixel phones (and possibly others).

I'm pleased for you that your iPhone works as desired, but this issue is a problem that could be fixed with the right settings. Whether it's iD Mobile or Three that are not providing the desired setting - I have no idea, and probably never will. 


  • New Contributor
  • January 10, 2026

Hi, 

I've recently moved to ID from O2 and found I'm having exactly the same problem! 

Has there been any updates regarding this from ID/Three?


boothy99
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  • January 10, 2026

Hi ​@Ninko

No changes at all, unfortunately. I'm still needing to force VoWiFi on by using airplane mode in our home on a number of occasions, due to wavering signal strength.


  • Active Contributor
  • January 30, 2026

Hi ​@boothy99 ,

 

On Google Pixel devices, you won’t always see a “Prefer Wi-Fi Calling” option ,some networks (including iD Mobile) only show a single toggle that says “Use WiFi Calling”.

As long as that toggle is switched ON, your phone will automatically use Wi-Fi Calling whenever the Wi-Fi connection is stronger than the mobile signal.

So even though you don’t see the “prefer” setting, it’s working exactly the same in the background.

If calls still aren’t going over Wi-Fi, let us know, we can check your network settings on our side.

 

Lamiya

 

Not my experience at all, and had no joy with ID support. I can be right next to my access point, with minimal mobile signal, and it doesn't switch to full WiFi calling.

Off to O2 or EE then! 


  • New Contributor
  • January 30, 2026

Hi ​@boothy99 ,

 

On Google Pixel devices, you won’t always see a “Prefer Wi-Fi Calling” option ,some networks (including iD Mobile) only show a single toggle that says “Use WiFi Calling”.

As long as that toggle is switched ON, your phone will automatically use Wi-Fi Calling whenever the Wi-Fi connection is stronger than the mobile signal.

So even though you don’t see the “prefer” setting, it’s working exactly the same in the background.

If calls still aren’t going over Wi-Fi, let us know, we can check your network settings on our side.

 

Lamiya

 

Not my experience at all, and had no joy with ID support. I can be right next to my access point, with minimal mobile signal, and it doesn't switch to full WiFi calling.

Off to O2 or EE then! 

This is exactly my experience too!

So if this is how it's meant to work, all I can say is it's not working by design!


  • Active Contributor
  • January 31, 2026

That’s an Android feature, not a problem. On an iPhone, when WiFi calling is enabled and the device is connected to WiFi, it’s the preferred calling method even with a full signal. 

 

This is incorrect. Just picked up an iPhone 17 based on comments from this thread including support staff, exact same behaviour!

 

Can someone from id contact me please? Need to find a solution to this. Moving away now seems the only option, and would like to understand if we can come to an agreement given WiFi calling is restricted to the point where it's useless, and you shouldn't be advertising such a service. 

 

I've raised two complaints and spoke to live chat but nobody really understands the issue and just get fobbed off. Hopefully staff on here at least understand the problem a bit better.

 

Thanks!


WelshPaul
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  • January 31, 2026

That’s an Android feature, not a problem. On an iPhone, when WiFi calling is enabled and the device is connected to WiFi, it’s the preferred calling method even with a full signal. 

 

This is incorrect. Just picked up an iPhone 17 based on comments from this thread including support staff, exact same behaviour!

 

Four iPhone users here, all with iD Mobile. Full signal, WiFi calling enabled, and working just fine on all four devices. 

(iPhone 14 Pro, iPhone 16 Pro, iPhone 17 and iPhone 17 Pro)

 

As soon as we connect to a WiFi network, WiFi calling automatically activates regardless of the signal strength.

 

Screenshot of my iPhone 17 Pro:

 


  • Active Contributor
  • January 31, 2026

That’s an Android feature, not a problem. On an iPhone, when WiFi calling is enabled and the device is connected to WiFi, it’s the preferred calling method even with a full signal. 

 

This is incorrect. Just picked up an iPhone 17 based on comments from this thread including support staff, exact same behaviour!

 

Four iPhone users here, all with iD Mobile. Full signal, WiFi calling enabled and working just fine.

 

Good it’s working in your household, but checking iPhone specific threads here there are enough people reporting the same problem. Pretty confident this is a network side issue not just impacting google users as stated by id staff above, but would be delighted to be proven wrong!


WelshPaul
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  • January 31, 2026

Can you post links to those threads? Many posts discuss WiFi calling problems but I haven’t encountered a case where it only works without a signal. 
 

We all use eSIMs, are you?


  • Active Contributor
  • January 31, 2026

Interesting point on the eSIM. I’m using a physical SIM at present, although never had any issues on other networks with same config so didn’t cross my mind as something to check. 
 

Couple of examples below with similar problem, and suggestions of forcing WiFi calling via airplane mode. Similar to the workaround mentioned in this thread.

 

https://community.idmobile.co.uk/your-phone-sim-26/no-wifi-calling-on-my-iphone-since-moving-to-id-mobile-78033
 

https://community.idmobile.co.uk/coverage-network-24/wifi-calling-is-not-working-83332


WelshPaul
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  • January 31, 2026

Both links discuss WiFi calling issues. The first post in the first link complains about calls failing to connect calls despite WiFi Calling being active on the device.

 

On an iPhone, the default behaviour is to always use the network when a signal is present regardless of its strength. WiFi calling is intended to activate only when the signal drops out and there’s no option to prioritise it on an iPhone. This is confirmed numerous times on Apple’s community forums. However, our household experience differs from this claim. I’ve used three Vodafone and O2 pay monthly eSIMs on my iPhone and never had the option to prioritise WiFi calling. (I haven’t used the EE network since the Orange days.)

 

It might be worth switching over to an eSIM. 🤞🏻


  • Active Contributor
  • January 31, 2026

Would you believe it, switched to eSIM and instantly on WiFi calling. Not conclusive yet as it does drop in and out for me, but certainly promising. 
 

Will report back after time. 
 

Now I wonder if this would have also fixed it on the Pixel 9, or if id ‘prefer mobile’ setting would still take precedence. May also test that out of interest. 
 

Cheers very much for the suggestion. 


  • Active Contributor
  • January 31, 2026

Typical. Back to non WiFi calling as soon as I posted this :D