Questions tagged [wi-fi]

For questions specifically about issues with WLAN network connectivity (via a wireless router) as opposed to questions related to cellular connections (2G/3G/4G, etc.).

810 questions with no upvoted or accepted answers
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847 views

Annoying wifi scanning popup wont stop in Huawei Honor 9 lite

few days ago I started getting a popup message which read ''by turning on WiFi scanning, apps and services can scan for WiFi networks at any time, even When WiFi is off.'' I proceeded to turn WiFi ...
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189 views

Block Probe Requests (SSID leak / active WiFi scan)

I have a simple question. I don't want my Android devices to do active WiFi scans because this way the SSIDs of all APs the device has ever connected to get leaked. How can I block all probe requests?...
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455 views

How to connect to PEAP MSCHAPv2 Wi-Fi using system certificates in Android 8.0 Oreo?

This is in followup to a similar question about Android 7.1 How to connect to PEAP MSCHAPv2 Wi-Fi using system certificates in Android 7.1 Nougat? In there is said: "Android 7.1 has introduced some ...
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5k views

Cannot logon to a “captive portal” wi-fi network

I am unable to connect to any wi-fi networks that require a login through what I assume is captive portal. This worked fine for perhaps a year but has stopped working recently. I am running Android 8....
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40 views

Motorola G4 random no internet via WiFi

When connected to WiFi at home, my Android phone randomly says there is no internet connection with the WiFi and it switches to 4G. There is no notification of this. An exclamation mark will be shown ...
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1answer
75 views

Problems with Internet via home WiFi, mobile data and other WiFis work fine

I'm having various problems with two Android phones in my home WiFi: from time to time, the phones can't connect to the WiFi at all (despite stored credentials) -- happens only rarely can connect, ...
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675 views

Android 6.0.1 (rooted) blocking usb tethering of wifi connection (carrier has no problem)

I know there are a number of questions on similar topics but I believe my issue is different, let me explain: I'm in Spain where the carriers do allow usb tethering of wifi connections (the phone is ...
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136 views

How to prevent S7 edge from connecting to open WiFi networks?

I have a Samsung Galaxy S7 edge running Android 8.0. Is there a way to prevent the phone from connecting to open wifi networks? If wifi is on, the phone will always connect to any open network within ...
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2answers
497 views

android phone not connecting to the internet

My phone does not connecting to the Internet – it's saying "connected,no internet": When I open a web browser, all I get is the same message ("no connection"). Can some one help me please I am ...
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147 views

Cannot connect to Wifi iptables error

Lately my Google Pixel 2 will not connect to my Homewifi. It tries to connect all the time. Looking into the Log I get an iptables error: 05-06 10:03:56.253 1120-1355/? D/RecurrenceRule: Resolving ...
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562 views

Only one network interface active at a time in Android

I was looking into the network configurations in Android devices. Android makes WI-FI as the default network preference. And I noticed only one network interface can be active at a time in Android. ...
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129 views

WiFi Calling on an Unsecured network

I recently upgraded from a Samsung Galaxy S7 Active to an S8 Active(G892A). In doing so I have encountered an issue with the new OS and WiFi calling. Thus far, I have been unable to establish a WiFi ...
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1answer
171 views

LG G Pad F7.0 WIFI can't see 5.0GHz

I recently purchased a 2018 Pacifica Hybrid with the U-Connect Theater system. This system allows mirror casting with compatible Android Devices. Miracast is available on my LG G Pad, but it can't see ...
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439 views

Understanding Excessive Battery Drain on Note 8 (Nougat 7.1.1)

I'm suffering from excessive battery drains on Note 8, Nougat 7.1.1. The battery drain is excessive when on idle mode/when the phone is asleep. I have installed BetterBatteryStats (gave it all ...
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35 views

Data Monitoring for OTA update

After enabling Data Monitoring, if I do OTA update download and install, will data used during OTA download be monitored?
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92 views

My phone says that its unable to connect to some apps

I have an Samsung J5 (2016) and since the afternoon I cant connect to whatsapp playstore youtube ebay and some other apps, the odd here is that it shows on the top that is connected and I can use apps ...
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52 views

Phone not finding ANY wifi networks

Suddenly my phone is failing to recognise any wifi networks. It just keeps on searching and searching but nothing appears in the list. The only thing I have done recently was I had it in airline ...
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1answer
84 views

Wireless vs data connection

Assume there is a 4G access point or router for internet connection, e. g. Dlink 953. That means a sim card is inserted to the access point. So the internet is routed via the data connection defined ...
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24 views

Whatsapp is receiving immediately but sending takes about 10 minutes

recently i tried to send some pictures to my whatsapp status but then all of a sudden nothing wants to send anymore. i have tried all troubleshooting measures indicated on the web but nothing seems ...
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0answers
43 views

The Wi-fi on my UMDIGI keeps switching off on its own

The Wi-fi on my UMDIGI keeps switching off on its own. i have checked the setting and seems normal. all work colleagues have the same problem and the problem started at the same time !
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492 views

Wifi stuck in “Obtaining IP address”, but connects in another area

When I am at my desk at work the Wifi does not connect to my phone and I get stuck looping in "obtaining IP address". However if I step away from my desk to another part of the building, my phone ...
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958 views

Wifi turning off automatically when turned on

My phone is lenovo vibe k5: I am facing the issue when I turn WiFi on, its turning on-off continuously! "Scanning Always Available" Is Also Turned Off and there is not any saved network... Still I ...
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31 views

My wifi will not stay on anymore

I have a Android 5.1 system a few day ago my wifi started turning it self off now it will not stay on for more than 5 minutes. I been through setting up and down I can find anything wrong accept one ...
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115 views

Wifi slow to find correct network

I have a a10 tab 2 lenovo. I recently reflashed the original new rom. Before everything was working except the wifi was slow(lots of lag) which was on a hacked rom for some similar tab. The problem I ...
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616 views

How to port forward UDP in local area network over wifi sharing/tether

This is an offline situation. The phone is already capable of tethering without an internet connection I'm trying to setup a multiplayer game using an android phone as the router. It requires port ...
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1answer
338 views

“Switch to mobile data” setting - Will apps configured to do updates etc while in wi-fi only mode use mobile data if wi-fi is down?

I have a number of apps that have settings to require a wi-fi connection in order to synch/update/download and I have them configured as such. What I'm wondering is if I have wi-fi on and configured ...
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1answer
719 views

Is there a way to log wifi probe request?

I am able to log wifi probe request with script like hoover, probeSniffer, and my favorite for the moment probemon on my ubuntu machine with a card able to run in monitor mode. Is it possible to do ...
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223 views

Wifi down with Android 6.0.1, errors in 'adb logcat'

I thave these errors when I try to switch 'on' the wifi : 09-12 22:46:04.850 2590 2590 D HotspotTile: onReceive : android.net.wifi.WIFI_STATE_CHANGED 09-12 22:46:04.850 2590 2906 D ...
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1answer
42 views

Problem playing music via Chromecast

In the last couple of Android updates I've found an issue when playing music via the Chromecast device on my TV. It seems once the screen sleeps the phone disconnects from the Chromecast and doesn't ...
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1answer
125 views

ADB Over Wifi Connection

Suppose my phone is connected using adb over wifi....will I have to repeat the process of connecting the usb cable if I switch to my carrier network by chance?...or will it remain forever and I can ...
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0answers
41 views

Is it possible to run a custom kernel that works with T-mobile wifi calling?

I am interested in understanding if it is possible to install a very lean version of Android (to maximize performance) and maintain TMO wifi calling. If you have had success using a custom kernel and ...
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0answers
1k views

WiFi goes to sleep when device asleep

On my Samsung Galaxy S7, whenever the device goes to sleep, the Wifi goes to sleep as well. Meaning: * If I'm connected to a WiFi network and the device is idle for about 10 minutes (tested it), the ...
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1answer
415 views

Wi-Fi Calling feature on Pixel - How do I tell if it is using it?

I came across the Wi-Fi calling option in settings and thought I'd give it a try since my cellular phone connection with Verizon is very spotty at my house. It is supposed to use whichever has the ...
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223 views

LineageOS stuck on boot in Moto G1 due to WiFi error

I installed LineageOS on my Moto G1 (falcon) and after using it for a couple of weeks my phone restarted and got stuck on boot. I cleaned the cache in recovery mode but it didn't help. Afterwards, I ...
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35 views

When activating DATA, all Apps wants to go online at the same time. any fix?

I like to deactivate my 4G Data or Wifi when I'm not using it. But whenever I activate Data (4G or Wifi), all the Cores of the CPU are being used at 100% and the phone becomes unusable for at least ...
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0answers
1k views

Can't visit “ https ” sites with an Android device using Wi-Fi

I have a strange problem on one of my old phones. I have an old Android device running Android 2.3.4, and it works perfectly. But, I found that, it can't access to https sites with the basic browser ...
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1answer
5k views

I can just access Google and YouTube via a Wi-Fi hotspot created by my Windows 7 laptop. What’s wrong?

I have followed every step of this instruction, but my Android phone can only access Google and YouTube – and no other websites. What is wrong? It may be due to a DNS-server problem, but I cannot ...
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476 views

WiFi turns off by itself

Whenever I connect to a network, my phone (Galaxy Note II running Jellybean 4.3) connects and establishes a solid connection, but then turns off the WiFi just seconds later. Restarting my phone hasn't ...
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1k views

Why does my wifi keep turning off and on?

I'm using an LG G5 with an AT&T mobile plan. My wifi keeps turning off and back on every 30 to 60 seconds. If I enable wifi in the settings, it just disables itself 30 to 60 seconds later... and ...
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472 views

How to make an app only work on wifi (never use data even if opened)

I have a new Android version 5.1, Moto E 2nd Gen. I just figured out which apps used up all my cell data, so I want to make it so these data-guzzling apps (the ones I want to keep) work ONLY on wifi, ...
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120 views

Editing hosts file to restrict website on wifi and mobile data

I have a rooted Samsung Note4 that is running cyanogenmod. I have gone in and edited my hosts file to restrict access to certain websites. However, I have noticed that the restrictions only works when ...
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40 views

Android Notification Center

I would like to send a notification to an android device pair with router in the same network , what is the best solution to make this true ? The notification is just a text message , the requirement ...
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58 views

Very low battery-life in specific WiFi

Hello fellow Android Enthusiasts. I have a problem that has been bugging me for a very long time: Whenever I leave devices at my workplace overnight, the battery is completely drained the next day. ...
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230 views

Android Nougat Wi-Fi drop after updating Galaxy Note5

I'm using Galaxy Note5 and updated my phone via Software Update option in my phone and my phone is not rooted. So, i keep the Wi-Fi always on while its sleeping but, in the battery section, when i ...
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75 views

Android phone won't connect to WiFi when Laptop off

A customer has a weird problem: After he switches on his router/DSL-modem, his Android phone won't connect to WiFi. When he turns on his laptop (connected by LAN to the router), the phone suddenly is ...
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470 views

Android unable to connect to WLAN with SSID NULL

I was messing with my WLAN and tried setting the SSID to NULL. For some reason my Android Phone is unable to connect (my Laptop on the other side is able to). I know it isn't a string termination ...
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851 views

Why I get the foolowing “Settings isn't responding. … close it”, when i turn Wifi on? (even in Safe Mode!) /Android 501 & Sams S4

Android 5.0.1 /Samsung S4, Not rooted. Why I get the following message dialog "Settings isn't responding. Do you want to close it?", every time when i turn Wifi on? (even when phone is started in ...
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611 views

Sign into wifi network notification not appearing (captive portal, nginx)

I'm using nginx to redirect all traffic to login.com (local server). And I want the sign into this wifi network message to appear. I searched for a long time and found out that android does a request ...
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67 views

how to connect to open wifi?

I cant connect to open wifi with my Samsung A5. When I try to connect to wifi, page immediately pop up and it writes that I cant connect (I do not get the public website to agree to the terms and ...
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1k views

Android IPV6 problem, wifi instability/disconnection

My lg g4 has wifi instability/random wifi disconnection when using ipv6 with wifi. The only workaround I have found is to disable IPV6 on my phone. I have already tried reseting/updating the phone ...

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