Questions tagged [cellular-data]

Use this tag to ask questions concerning using cellular data on iPhone and iPad (Wi-Fi + Cellular model only)

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1answer
12 views

iPhone 11 failing to connect to 3g

For the first time in a long while I am to a location without any 4G or LTE - only 3G. Unfortunately, no matter what I do, I am failing to coax my iPhone 11 even as close as to receive/send any data ...
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22 views

iOS data communication between devices (iPhones) over cellphone internet

i am looking to share data live between device...gps position tracking for a workout app. I know i could do cloud update using firestore but that could end up costly. I saw i could also communicate ...
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1answer
26 views

Is cellular for Apple Watch ever available for a pre-paid phone plan?

At least in Australia, all the cellular providers only provide cellular support for the Apple Watch if the iPhone is also on a post-paid plan, with no support for pre-paid plans. Is this the same ...
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7 views

Any way to see Safari cellular data use by site?

I've got one of those pay-what-you-use mobile plans, and I noticed in last year I started getting higher bills. I'm wondering which sites (or other apps) are chewing bandwidth. I know that under the ...
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1answer
163 views

Apple Watch Cellular activation in China

I went to an Apple store in Shanghai/China to buy an apple watch with cellular and they told me I'll not be able to use it because SIM card providers (i.e. China Unicom, China mobile) require Chinese ...
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1answer
88 views

Ten years old nightmare to make facetime calls to South America

I live in Europe. Here I have a 200/100 MBPS fiber connection that works like heaven. Never drops, almost zero issues, an an uptime rate of almost 100% through the year. They have installed a super ...
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1answer
200 views

Which one consumes more bandwidth: YouTube app or web browser?

What uses more data: YouTube App or using it via a browser it (i.e. in Safari)? This question rose up on how the mobile carrier charged me. My data plan has 45 GB/month, but unlimited YouTube data. Is ...
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1answer
25 views

Mobile data keeps switching off

I am on a iPhone 5s with iOS 12.4.8. The problem I am facing, if I go to Settings > Mobile Data > and then switch the toggles for apps such as Google Maps to enable mobile data, next time I am ...
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15 views

What apps require cellular data turned on so that (i)Books can open a book already added to my library?

The other night I had finished a book I'd been reading and still had an hour to kill. I went to the next in the series which had already been added to the library. It would not open. I realize that ...
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2answers
105 views

Can Apple give an option to check cellular data usage for every bill cycle?

How can i find on iphone 11 pro the cellular data usage for every bill cycle?
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2answers
446 views

How active is my mobile phone when I'm not using it?

I wonder whether there is any study/website/research work or a place to check how much data my phone is sending when I'm not using it. My question is: when my phone is off, but I'm not actively using ...
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132 views

Switched from Verizon to Xfinity Mobile, now iPhone SE can't access LTE for data

iPhone SE, iOS 9.3.4 This phone was on Verizon for years, until a couple months ago when we switched to Xfinity Mobile as we are on WiFi at home like 99% of the time and it was 1/10 the price. We have ...
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2answers
626 views

Why can carriers limit unlocked iPhone hotspot/tethering?

The answers here and here explain that carriers can tell an iPhone whether to allow tethering or use as a hotspot. My question is why, on an unlocked phone, can they do that? Has Apple simply colluded ...
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17 views

Do mobile devices vary transmission power based on signal strength? [duplicate]

Do mobile devices (e.g iPhone) typically vary transmission power according to the reception strength? e.g. Will my phone use more battery if I'm far from my router?
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1answer
767 views

Why am I able to receive SMS texts when Cellular off and no WiFi connection?

Background I'm using an iPhone Xs Max, iOS 13.3.1. I typically keep celluar turned off, and WiFi on. When I'm at home I automatically connect to my WiFi and can receive calls and texts no problem. ...
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1answer
30 views

Will a deactivated SIM card continue to improve location accuracy?

I'm wondering if a prepaid SIM card that ran out of funds still in my iPad will continue to improve the devices location accuracy (by scanning nearby cell towers and apply triangulation)?
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3answers
1k views

Could my iPhone 6's 4G possibly be “broken” while its 3G still works?

The question sounds strange I know. For the last few days I have not seen 4G up at the top of the display of my iPhone 6; it's been demoted to 3G. I'm in the same several locations where I have been,...
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3answers
283 views

How to know if an iOS app does not access the internet via Wi-Fi or Cellular?

Is there a clear indicator that an app does not access the internet via Wi-Fi or cellular? For instance in the Settings App there is an entry for every app installed on iOS 13. There you find an app ...
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4answers
11k views

On iOS, is there any way to see what the “Documents & Sync” system service is using cellular data for?

I’m using iOS 13.2 on an iPhone X, and would like to drastically reduce the amount of cellular data my phone is using. In less than a month, my phone has used 10.7 GB of cellular data. 8.5 GB of that ...
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0answers
66 views

Why does my phone get stuck “Searching…” and requires a DFU reset?

I have an Iphone 8 plus, very well looked after, and about 3 months ago i changed my carrier. Two weeks ago, my phone "failed to activate mobile network" a few times, and i restarted it, which put it ...
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0answers
94 views

Why does my cellular data connection keep dropping on an iPhone?

I have an iPhone 6 and recently I have been having issues with my data. Either the connection randomly drops or becomes so slow its unusable. This is very frustrating because my iPhone's hotspot is ...
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2answers
3k views

I don't get group texts with cellular data off

I have an iPhone 6 running iOS 12.4.1. I have a paltry data plan ($$$), so I've turned off iMessage in Settings -> Messages. iMessages show up in blue in Messages app; regular text messages show up ...
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3answers
2k views

WhatsApp calls on an iPhone and “data” and “minutes”

Am I right that if I use my iPhone (which I have not yet bought) to make a WhatsApp to WhatsApp call then the position is as follows? If I am using wifi, this activity does not incur charges (because ...
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1answer
56 views

Will I be able to use cellular data when i'm connected to another device via WiFi Direct?

If a phone is connected to another device through WiFi direct, will that connection prevent the phone from using cellular data? Edit: An iPhone is connected to a dash cam using WiFi Direct (the dash ...
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0answers
634 views

iPhone using cellular data even if disabled

I'm currently abroad and my carrier is charging absurd fees for data plan. I decided to turn off completely cellular data and rely only on WiFi but my iPhone is still using few KBs of data every day. ...
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1answer
551 views

Limit iPad data when tethered to iPhone (iOS equivalent of “Trip Mode” or “Little Snitch”)

I am using an old iPhone to create a Wi-Fi hotspot when I need to work at my cabin. I found "Trip Mode" for limiting data usage from my MacBook; however, my iPad seems to be a little data-hog. Is ...
2
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1answer
157 views

Remote call from another phone

I am in US now and I need to call Ukraine, it would be way too expensive as I need to make a lot of calls (business related). I have a friend in Ukraine so I though if there was a way to connect my ...
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0answers
97 views

iPhone 5s slow to connect to cellular network, sometimes disconnects spontaneously

iPhone 5s, iOS 12.1.4 We're from the US, and now traveling in New Zealand. Our US cell provider is MVNO Ting, on our phones using Sprint's CDMA network. Overseas in GSM territory, the phones connect ...
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1answer
673 views

Airplaying: consumption of mobile data?

If I create a Personal Hot Spot Wi-Fi (on an iPhone 8 with iOS 12.1.3), connect an Apple TV 4k to that Wi-Fi, will I incure mobile data usage if I airplay to the Apple TV using previously downloaded ...
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1answer
94 views

Does Automatic Downloads on iPhone 6 use cellular data on international roaming?

Under Automatic Downloads for iTunes & App Stores, there's a setting for downloading app Updates. Does it use cellular data while on international roaming?
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1answer
28 views

Automatic downloads in iTunes & App stores UPDATES on

In my iPhone 6 iTunes and App stores there is automatic downloads in which my Updates are on. Can I keep these Updates on or shall I turn off to prevent mobile data usage on roaming, or will these ...
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1answer
26 views

iPhone 6: Mobile data activation when on international roaming

I am travelling to a different country. I'll be turning on my iPhone only after landing in the visiting country. I'll be turning off my iPhone before I leave my country and will be turning it on ...
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1answer
350 views

WhatsApp calls with background data disabled

With Mobile Data and background app refresh turned off, can WhatsApp receive a call while the Wi-Fi is enabled, and the iPhone is connected to a Wi-Fi access point with active Internet connection? If ...
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1answer
124 views

Use SIM card on international roaming only for voice calls (sans mobile data)

I would like to know whether I can use my iPhone 6 with Pakistani SIM card to make and receive phone calls while roaming in UK. I would not like to consume any mobile data (for Internet/background ...
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1answer
204 views

Phone App in Mobile Data settings

Why can I disable/enable Mobile Data for "Phone"? Are there any public mobile network providers transmitting voice that way? Can voice "channel" get broken along with data "channel" still functioning?
2
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1answer
3k views

Prevent mobile data being turned off

Does anyone know how to prevent mobile data being turned off on an iPhone 6 and iPhone 7. I want to ensure my daughters data is not able to be turned off at any time. their other parent turns off the ...
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0answers
72 views

Why am I seeing a big blank circle instead of cellular data indicator on iPad?

Since last night, and all of a sudden, I’m starting to see an awkward big circle replacing the cellular data signal indicator on my iPad Mini 3. The circle only shows up with the cellular data turned ...
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0answers
499 views

Is iPhone X (model A1901) totally useless in China?

This is a screenshot from the device that I have: I was doing research which Chinese operator is compatible with my device. iPhone X - Technical Specifications - https://support.apple.com/kb/SP770 ...
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1answer
15k views

iPhone No Service with warning icon

I have an iPhone 7, after updating iOS 12, it loses cellular signal, displays No Service with a warning icon. And an alert said: Cellular update failed Your iPhone cannot make and recieve calls ...
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1answer
39 views

Slow website loss times on Google.com and apple.com

I've noticed that recently when I try to use Google products or (more specifically) try to access apple.com, there are slow 30-60 second wait times or no load whatsoever. This applies to all web ...
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1answer
278 views

Hacking via Terminal Shell Script [closed]

Is there a shell script that you can use to hack cell phones with just their number from your macOS? I ask because my phone was hacked with just the number and I am curious how it was done? This may ...
2
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1answer
45 views

How to change carrier on iPad 2nd generation?

I have a 2nd generation iPad which has both WiFi and Cellular connection. It is an iPad that I was using during a few years that I was living in Japan and has a Japanese phone company cellular ...
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1answer
28k views

Limit cellular data usage on iOS

I have a cellular data contract which offers me a very small amount of data every month. Going over this data limit causes me to automatically be charged for an extra gigabyte, which I want to avoid. ...
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1answer
95 views

How does GPRS icon look like in iOS 11? (screenshot)

How does GPRS icon look like on iPhone with iOS 11? I would like to see some screenshot of it.
2
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2answers
5k views

Does turning off cellular data significantly improve battery life?

I almost always turn off cellular data when I lock the screen. I only turn it on when I’m using internet. But it’s annoying to do that almost every time. Does it worth the trouble?
2
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1answer
2k views

Extremely High DNS Data Usage (GBs per Month)

My iPhone was using > 2GB a month in data, and 99% of it was due to DNS. Consistently I was chewing up 50-100MB in data per day. I would go to Cellular->System Services->DNS and see very little ...
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0answers
207 views

Priority of cellular data versus USB/Bluetooth sharing of Mac’s internet connection on iOS

An iOS device such as iPhone or iPad can share the internet connection of a Mac by either connecting with a USB cable or connecting via Bluetooth, as discussed in this Question. If I want to be sure ...
3
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1answer
147 views

Would it be possible to turn the field test into an app?

When you dial 3001#12345# on an iPhone, it brings you to field test, which gives you cellular info and stuff like that. If I got the source code for this, would it be possible for me to turn it into ...
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2answers
976 views

If I factory reset my iPhone would it mess up my SIM contract?

I have an iPhone 6 and would like to know if I could factory reset my phone and still be able to use all my data, minutes, and texts as soon as I set the phone up again?
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1answer
221 views

No Data via Cellular iOS 10.2

I did a All Setting Reset and after the reset the data via cellular is not working ( 3G & LTE not showing in the status bar ) only via wireless , tried to reboot the device ,reset network setting ...

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