Questions tagged [data-connection]

This tag is meant for issues with the mobile data connection. For other connection issues please use the tag relevant to those, e.g. 'wifi', 'usb' or 'bluetooth'.

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12 views

Why does my android device connects to google server even when i uninstalled all google apps from my android phone?

I have a micromax a116 running jellybean 4.2.1. I have rooted the device and uninstalled all google apps including play store, play services, etc completly from my android device and then factory ...
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19 views

Data connection is disconnected while talking with phone

I see that my Samsung A5 running Android 8 drops data connection when I am talking with the phone app. I mean, while data connection is ON and I see 4G icon, by placing a call or answering a phone ...
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39 views

Chrome on Android has just eaten all my data plan

I am using Chrome on Nexus 5X. Nothing like this ever happened until the last 2 days - my data plan was depleted suddenly, the carrier's app claimed that I have no more data, and when I checked my ...
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52 views

Samsung Galaxy s10 not letting Facebook Messenger app to connect to internet

Sometimes through the day my phone will not let my face book messenger app connect to the internet every thing else works fine. how do I fix this?
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1answer
63 views

Is it possible to designate a Wi-FI SSID as metered “mobile network”?

I am wondering if there is a method by which I can designate a WLAN/WiFi connection as "mobile network" based on its SSID for the sake data usage policies by apps or the Android system in general. ...
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1answer
45 views

Hosts doesn't work

So i play a game that uses a server to detect emulator users. Is there anyway to prevent other emulator users from being in my online game ? The problem is that other emulator users usually use ...
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1answer
371 views

Google Photos will not backup

I have a Samsung Galaxy Note 8 running Android 9 and One UI. Google Photos will not back up anything. All I am getting as a Getting ready to back up and 185 items left perpetual spinner at the top of ...
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31 views

Unable to use mobile data

I am not able to use my mobile data message me the data balance or the kind of recharge i have..but providing me with no solution or a chance to state my problem...also visited the nearby mobile zone.....
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42 views

Application: Switching between WiFi and Mobile Data, without rooting

How to switch between WiFi and Mobile Data. make an application to use Mobile Data even have a working WiFi connection and also to use the WiFi network. because my application should have the option ...
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30 views

Is there a way to make Android prioritise data connection instead of wifi, when both are on?

I have a home wifi setup that does not connect to the internet. My phone data plan includes free data when streaming for some items ( stan,spotify,netflix) So I try to mirror the screen (not cast) so ...
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36 views

Can I use DNS-over-TLS below Android Pie?

Unfortunately DoT isn't part of Android below version 9. Is there a workaround app or should I better install LineageOS 16 on my old smartphone device?
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47 views

How to enable data roaming option in Samsung Galaxy J7 (2016)?

I have Samsung Galaxy J7 (2016) on Android Oreo, and I'm currently roaming. However, I can't enable the data roaming option. How do I enable it?
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58 views

Dial-Up Internet on Android

I've seen a few posts here and there, but nothing concrete. My North American SIM card doesn't have true mobile data as of right now. I don't have a plan or a contract, but a pay-per-minute and pay-...
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1k views

xiaomi mi a2 lite android 9.0-pie sim 2 network connectivity settings

so recently I got a bill from my sim 2 card provider which I didn't use it a lot, it said that the charge fee comes from the LTE services. so is there any ways to change my sim 2 card network ...
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1answer
60 views

Tethering won't work claiming data connection is unavailable

When I try to turn on tethering/mobile hot spot it gives me the system message "Unable to connect, data connection not available." However it worked in the past with this carrier/phone and the ...
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2answers
93 views

AdBlock on Android causes many timeouts and connection problems

When I use the Android version of Adblock Plus 1.3 without root, everything seems to work fine. But now, I have a new phone that I'm not willing to root, and I like the idea of having AdBlock as a ...
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849 views

Reduce video call quality in messaging apps while using Data Connection

I see that most of the messaging apps that support video call, set the video quality automatically. Whatsapp, imo, skype are the most famous examples. That is bad actually... I have high speed data ...
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82 views

What are the exact files in /system folder used to start internet connection on Android Lollipop?

I need this info to fix internet in a ROM by me. I can turn on data but the speed meter always shown 0.10-0.50 kbps, Nothing works. I thought it's a DNS problem & did a ping to google's ip address ...
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2answers
91 views

How can I limit data usage depending on whether the screen is on, or off/locked?

How can I limit data usage depending on whether the screen is on, or off/locked? For example, when the screen is off, data can only be sent and received at a reduced rate. Or, when the screen is off, ...
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0answers
41 views

Is there a way to list all 4G networks within range?

Does anyone know of a method to obtain a list of all 4G networks within range at the current location? Currently running Android 7.1 on an HTC U11 if relevant.
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1answer
403 views

Mobile data not working

I have a Samsung Galaxy J510-MN (Latin American version) which I have bought from Mexico (Android 6.0.1). Now, I returned to Germany and put a German SIM Card (Fonic/o2). I get network connection, ...
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0answers
22 views

Printing from phone [duplicate]

I do not have a computer, just a printer. I have a .docx file saved on my Samasung Galaxy Tab 2, and need to print it ASAP. How do I do it?
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2answers
81 views

Is it possible for any app to connect to Internet over cellular when the data connection button is off?

I have the following situation on an Android 5.1 phone. (I don't think this may be a duplicate as the other similar questions I saw were about intentionally allowing or blocking apps from Cellular ...
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1answer
355 views

Can only connect 'halfway' over mobile hotspot

On my Android phone, I can connect to websites and browse them fine. Also, if I turn my mobile Hotspot on, I can connect a desktop/laptop to it, FTP into the phone itself etc. However, if I try ...
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1answer
553 views

Warn or Block Internet Access When No VPN? [duplicate]

I use a paid VPN service (TorGuard) and when I run it on my computer, I am able to configure the client to completely block Internet access if the VPN is disconnected... The Android version of my VPN ...
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2answers
105 views

In Google Voice, do all SMS messages have to be transmitted via a data connection?

If someone is using Google Voice, do they need a data connection (cellular or WiFi) to be on in order to send/receive any SMS messages? This seems to be a big limitation, as keeping data on all the ...
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1answer
804 views

“Restrict background data” keeps turning off after a while

I have Android 6.0.1, original Samsung version on my Galaxy S5 Neo. Since I'm not on any mobile data plan and have to pay every MB I use, I'd like to restrict background data - once and forever! ...
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1answer
259 views

Partial internet connectivity on Android device but device connected through hotspot has internet

I have a xiamoi mi5 which is hosting a mobile hotspot, and a laptop which is connected to this hotspot. On the android device, I cannot connect to the internet. Most Apps see that I am offline. ...
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1answer
1k views

Enable VPN on airplane mode, before connecting

I want to set the VPN (in my case vpnunlimitedapp) so it connects through the VPN the second I enable WIFI or 4G. Currently, I have to go online for a moment and then I'm allowed to enable the VPN. ...
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2k views

How to use SIM 2 for data connection on the Asus Zenfone 2?

I have an Asus Zenfone 2 (ZE551ML) running rooted stock Lollipop with Xposed Framework and TWRP. Out of the box, this phone only supports a data connection on SIM 1, not on SIM 2. I've seen a user ...
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3answers
19k views

Internet always on when VoLTE enabled in Redmi 3s Prime

I m using Redmi 3s prime with jio 4G. Whenever VoLTE is enabled, my device internet is always active, regardless of whether mobile data is on or off. I can browse the Internet and watch online video ...
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32 views

Very weird issues with android

So I have an interesting case with android... Before I start, yes I have done factory resets, I have even tried installing a new ROM. I have replaced hardware. I have replaced the SIM card. But I ...
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0answers
258 views

Nexus 4 drops connection to sim card when battery is low(ish)

For a few weeks now, my Nexus 4 (Android 5.1.1, stock rom) has occasionally lost the connection to the sim card. It won't have any connection to a network (indicator in the status bar is an empty ...
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1answer
271 views

Why can't my phone connect to cell network data?

I have a Nexus 6P running CyanogenMod 13.0-20160819-SNAPSHOT-ZNH5YAO0IN-angler based on Android 6.0.1. I used to be running a CM nightly build and my cell carrier is Ting. Here's what happened: I was ...
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1answer
81 views

Mobile data is turn on itself

I am using android, it started a week ago. It automatically turns on mobile data. I switched it off but after a couple of minutes it again gets switched on. Please suggest me to solve this problem. ...
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1answer
43 views

After dead-zones carrier is dropped until restart

So I'm assuming this has to be a property that can be changed through buildprop, but I thought I'd consult you guys first. Phone: Unlocked Galaxy S7 (Sprint), Android 6.0.1 Network: T-Mobile Issue: ...
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2answers
6k views

How can I turn off data when my phone's screen is off and only let data come back on once per hour or so to sync apps?

I have been using an app called Doze which turns off data when my phone's screen is off. I'd like to find a way that would turn off data when the screen is off but would turn on data once per hour or ...
18
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3answers
11k views

Any security difference between root based firewall (AFWall+) and non-root based ones (NetGuard)?

What are the technical differences between root based firewalls (like AFWall+) and non-root based firewalls (like NetGuard)? Is there any impact on the security effectively provided by such software? ...
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0answers
632 views

On android 6.0.1 there's no more DAILY data usage limit setting

I've got a daily plan. 1GB each day. I wanted to set daily data usage for my phone and i remember there was a daily option on android 4 but now there's no option to change.. only monthly. This is so ...
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1answer
291 views

Can't connect to mobile internet with CyanogenOS 13

On Google, I found a similar problem on Reddit, which describes exactly what I've got right now: https://www.reddit.com/r/cyanogenmod/comments/3xm0mo/mobile_data_not_working_cm13/ The problem is that,...
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0answers
104 views

Disallow & prevent ALL data access (2G 3G ) for user (maybe even WiFi) directly or via MDM?

I saw this similar question but it does not ask or answer what I am asking. How to totally block internet access (data) on an Android? Completely block disable "data" period so that user cannot enable ...
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1answer
111 views

Is disabling all the wireless connections the same as enabling “airplane mode”?

I'm confused right now because I don't know if enabling the airplane mode disables all the data connections or it does something more.
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1answer
102 views

Smartphone to smartphone to sim communication

I have purchased a second Android smartphone because the internal memory on my first smartphone was full and I needed to use more space for apps, pictures, and videos. But the second smartphone has no ...
2
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1answer
2k views

What is an easy method to test whether UDP traffic is blocked?

What is an easy method for an Android device to tell whether a data connection (either WiFi or mobile data alone) has UDP traffic blocked? Many corporate and public access points restrict UDP access, ...
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1answer
728 views

If Wi-Fi connection drops internet, can device failover to network connection?

Once in awhile the internet will drop on the network that my phone is connected to via Wi-Fi. It's pretty rare, but in instances when it happens, my phone remains connected to the network but won't ...
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1answer
178 views

Nexus 9 - How do I change the cellular band?

I've got an international edition 32GB Nexus 9 LTE. It appears to be unable to connect to 3.5G / HSPA+ networks, as a result, I get poor data speeds (3G is pretty slow for my requirements). I've got ...
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1answer
941 views

Apps constantly disconnecting from the internet

I've got a new phone running Android 4.4.2 and whenever I close an app, it disconnects, i.e whenever I close Messenger, it stops being connected to my WiFi so I get no notifications until I open the ...
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1answer
323 views

None, or choppy, 3G/LTE data transfer with T-Mobile US on international HTC One M8

I have an international HTC One M8, and an off-contract plan with T-Mobile (highest priced, unlimited LTE). If I go into settings and set mobile data to only use 2G, everything works reliably. With ...
3
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4answers
12k views

Can an android phone connect to both WiFi and mobile data network at the same time?

Can an android phone connect to both WiFi LAN (not necessarily connected to the Internet) and mobile data network at the same time? Or when it connects to one, does it have to disconnect from the ...
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0answers
119 views

Losing Mobile / Cell Connection When Leaving Home WiFi

I have a Galaxy S6 (T-Mobile US). This issue started shortly after the OTA update to 5.1.1. The frequency has increased from every few days to every time I leave the house whereby a reboot is the only ...