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.).

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4
votes
4answers
16k views

Send files from Linux to Android via ssh

I want to send some specific files from my linux PC to my android device. I'd like to send it automatically using terminal commands, so there will be no drag and drop files. I don't know what is the ...
4
votes
1answer
29k views

“Avoided poor Internet connection” even though signal strength, speed is great

My phone keeps disconnecting from the WiFi network, saying "avoided poor Internet connection"... but I'm less than 20 feet from the router. It shows full bars while connected and the speed is fine. ...
4
votes
2answers
9k views

Disable Internet access detection of WiFi networks?

In fact my WiFi DO HAVE Internet access, but for some reason it keeps telling me I don't and won't automatically reconnect to it. Now I have to manually reconnect every time. So, is it possible to ...
3
votes
1answer
86 views

recover WiFi password file Android Pie

I know that Android (at least Pie) uses a file WifiConfigStore.xml to store WiFi access points and passwords. It is located in /data/misc/wifi/. I saved it before wipe and reinstall everything. The ...
3
votes
1answer
22k views

Android wifi says “Connected, no internet” but internet works just fine

This is a strange thing that started happening with the wifi network at my work. Android devices connected to the network say "Connected, no internet" however the internet works perfectly well. This ...
3
votes
3answers
1k views

Why does the Android device connect to a secured wireless router without providing a password?

During the weekend, I was able to connect to a secured wireless network via an Android device (Asus Transformer Tablet), but when I tried to connect to the wireless network via my laptop it was ...
3
votes
2answers
588 views

Nexus One: 3G/WIFI Not Switching

As of last couple of weeks, my phone has been having problems automatically switching between wifi and 3G. When i leave home, I have to completely turn off the radio and turn it back on for it to pick ...
3
votes
2answers
2k views

What I have to do to connect my android smartphone (Galaxy Ace S5830) to home wifi wpa2?

I searched in the internet a lot, but there's no clear answer. I have Galaxy Ace s5830 with system Android. I tried connect to home wifi network (this network is secured by WPA2), but my smartphone ...
3
votes
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 ...
3
votes
3answers
7k views

SGS2 running ICS 4.0.3 can't connect to home wifi

I have a Samsung Galaxy S II 9100. I had no problem connecting to wifi while it was running 2.3.4 or 2.3.6 official firmware. 2 days ago I upgraded to official 4.0.3 and now it connects to all other ...
3
votes
1answer
4k views

How to connect using WPA2-Enterprise on Android Devices?

I am doing some product development for BYOD environment, so I require a wide variety of devices. This one is causing me some issues with connectivity to the private network where I have to test. ...
3
votes
4answers
6k views

Why does Wifi show an error whenever I try to reconnect (Galaxy Ace)?

I'm using a Galaxy Ace. When I turn off WiFi and try to turn it on again it shows an error. I need to restart my device for it to work. Any ideas?
2
votes
0answers
170 views

Remove out of range networks on Android 6

Having issues removing 2 old out of range wifi networks on android 6 - Samsung Galaxy S5 - Corporate phone, therefore Looking for an UNROOTED option. Stock settings wont offer the "forget" option ...
2
votes
0answers
213 views

Make website think you have a different size screen

If you really want a desktop version of a website to load you need it to think you have a desktop size screen. The resolution of your screen is irrelevant I've been told that changing the user ...
2
votes
3answers
4k views

Android and Network attached storage server

I am trying to organize my digital archive (pictures and movies). My wife and I store a lot of stuff on our Android phones. Before I buy a NAS device I would love to hear which protocol I should be ...
2
votes
1answer
4k views

Wifi auto rejoin issues on Nexus 5 / Android 4.4

Here's a problem I've been experiencing with my new Nexus 5: I leave my home wifi (which I was connected to). I then go to work where there is a wifi network I've previously joined. However, my Nexus ...
2
votes
2answers
1k views

Can't change DNS on S3 mini

I am trying to use OpenDNS on my phone. I have tried using SetDNS, DNS Changer, and DNSet. At least two of those claim to allow changing the wifi DNS without root access (I am only using wifi on an ...
2
votes
0answers
1k views

Galaxy S6 no longer automatically connects to my home WIFI

Vexing problem. I changed Internet service providers at home. It works fine. However, my Galaxy S6 used to automatically connect to my wifi whenever I got home and now it doesn't. I have to tap the ...
1
vote
2answers
5k views

Wi-Fi doesn't stay connected

I have a Samsung Galaxy Ace running Android 2.3.6. The problem is that when I'm in the middle of internet browsing, I completely lose my Wi-Fi signal. I've tried a factory reset which didn't help, I'...
1
vote
1answer
8k views

No “Use system certificates” when trying to connect to WiFi

I am having a problem connecting to my university Eduroam WiFi. If I understand correctly, in CA certificate I am supposed to select CA certificate if it is there or Use system certificate and input ...
1
vote
3answers
8k views

Cannot log in to google account when on data (works on Wifi)

Device: Lenovo A806 with Android 4.4.2 Problem: Cannot log in to google account while on data (works on wifi) Description: Cannot open google play (connection failed, retry) or add a new google ...
1
vote
3answers
25k views

phone won't connect to wifi after upgrade to Android 5.1

I upgraded yesterday to Android 5.1. Looks awesome but thinks that my home internet wifi is not responding and won't connect to it anymore. (Give me an exclamation mark on wifi.) The new feature (stop ...
1
vote
1answer
2k views

What range of tcp buffer size do you suggest for slow and fast networks?

If you search the net, you come across with ranges like these that claim would enhance your net throughput: net.tcp.buffersize.default=4096,87380,256960,4096, 16384,256960 net.tcp.buffersize.wifi=...
1
vote
0answers
217 views

Wifi Error when turning on [duplicate]

Possible Duplicate: How can I fix the WiFi button or prevent WiFi errors when turning it off and back on? After I turn on my phone (a Samsung Galaxy I551) the wifi works great. After some times ...
1
vote
1answer
925 views

Stop connecting to a particular wifi network based on my location

I'm trying to get my head aroud how to use Tasker to solve a problem I face. In short, I am exposed to two wifi networks that have the same SSID, 'NETGEAR' . One is in use at my parents, and my phone ...
0
votes
1answer
134 views

How to make Android WIFI connection static and use always mobile internet?

I want to use always my mobile internet although I am connected to the wifi network. So I want to make my connection static. OS: OO 3.1 Phone: Oneplus 2 Related thread: here
0
votes
1answer
2k views

How to stream audio from Android device to PC or web-server?

Is there any ready-made application that allows one to stream audio, over WiFi to from phone's microphone to a configurable IP-address and port-number ? Have come across several applications that do ...
0
votes
4answers
4k views

All apps except WhatsApp cannot work on WiFi

I'm having some strange problem with my Sony Xperia SL. I use Virtual Router Manager on my Laptop to connect my mobile to internet over Wi-Fi. Since this morning, none of the apps are connecting to ...
0
votes
1answer
564 views

Auto disconnect wifi when out of wifi zone?

I want my mobile wifi to get disconnect when i am not connected after a specific time. Ex- If i am out of my wifi network for 10min my wifi should get turn off. Note I dont have root access.
-2
votes
1answer
147 views

Is there a Network manager app with profiles to allow only specific apps to use data? [closed]

Is there an app with which one can set up multiple profiles, each containing allowed apps that can access the internet? I want a WORK and HOME profile to switch between. (preferably without rooting?)...
11
votes
4answers
9k views

Which consumes less battery: Wi-Fi or 2G data?

I just want to know what consumes less battery Wi-Fi or 2G Data. My battery last long for 12- 16 hours only. I know there are lots of application which continually running and fetching data from ...
9
votes
3answers
3k views

Disable all non-Wi-Fi Internet connections

I want my phone (running Android 2.3.5) to only connect to the Internet via Wi-Fi. How can I disable all non-Wi-Fi connections, such as 3G or similar?
9
votes
4answers
109k views

Android phone constantly loses Wi-Fi connection

My Android phone loses the Wi-Fi connection when I'm at home in the very short time after it is connected, usually around the first 30 seconds. Sometimes it works fine, but not often. When it isn't ...
8
votes
5answers
3k views

Why does Wi-Fi fail to connect to certain public networks?

It won't connect to certain free official public networks in shopping malls, caffees or hospitals for example where it supposed to even with signal strength bars being 3-4. That's right gentlemen, ...
7
votes
0answers
3k views

Connecting WiFi via ADB Shell (Oreo 8.1 - LineageOS)

I've tried all publicly discussed methods I could find to connect to WiFi via ADB on a phone with a broken screen (no display/no touch). The closest I have got is via wpa_cli using the method #1 ...
7
votes
1answer
19k views

How to port-forward internet using android Hotspot to PC?

I have a Moto G3 Turbo with Android 6.0.1 Marshmallow. I use the phone to make wifi hotspot so I can use internet on my laptop. I was able to do a successful Metasploit over WAN/Internet, and for ...
6
votes
1answer
2k views

wifi is getting turned off and mobile data is getting turned on automatically

I am facing a weird scenario in my android phone since 2-3 days. My wi-fi is automatically getting turned off and my mobile data pack is getting turned on. It has been cost effective 2-3 days. I ...
6
votes
1answer
1k views

Can I get a notification of failed WiFi connection for secured network?

I have an HTC Hero running Android 2.1. My work has a secured wifi network that we're allowed to connect our phones too. We also have to change our account passwords every so often. When this happens, ...
6
votes
2answers
460 views

Is Wi-Fi always favoured over other data connections?

I am at home and I would like to be sure that the data connection is always going through the Wi-Fi rather than the (expensive) data connection. Is it enough to simply turn on Wi-Fi and connect to ...
5
votes
1answer
622 views

Android 2.1, HTC Hero EU and WIFI configuration issues

After many search and try, it seem to be impossible to connect to a WIFI network with hidden SSID. But perhaps I did my research wrong... So, is there any way to connect to a WIFI network with hidden ...
5
votes
1answer
410 views

Why is not all traffic captured from my device when routing through proxy?

I have followed the guide here: Configure Fiddler for Android / Google Nexus 7 in order to redirect outgoing traffic from my Android device to go through Fiddler acting as a proxy on my desktop ...
5
votes
2answers
6k views

My Galaxy Nexus detects wifi signal(at home) but can't connect to it

My Galaxy Nexus detects wifi signal(at home) but can't connect to it. I cant connect to wifi. The wifi icon doesnt appear beside the time on the upper right of the screen. When I try to access ...
5
votes
1answer
310 views

Notify when connected to working Wi-Fi point

I use my phone to receive all my calls over SIP. Sometimes when I need to make a call I'm not around a (working) access point. Let's say, if I'm walking around is there an app that can notify me (...
5
votes
1answer
5k views

Should I disable mobile data while I'm connected to WiFi?

If WiFi is activated, the phone expends energy trying to find WiFi connections, even if I'm not using the internet. Is the same true for mobile data? Does the phone expend any energy trying to keep a ...
5
votes
2answers
92k views

Authentication problem while connecting to WiFi hot spot!

I just unboxed my androidOne device (Micromax Canvas A1) and while connnecting to my WiFi hotspot it loops through: When entered the password, proxy etc: Saved, secured with WPA2 When tapped on ...
5
votes
5answers
1k views

Is there a Wi-Fi-only mode?

Once I am connected to a Wi-Fi network (regardless of my other connections to 3G and 4G) is there any way to guarantee that all my data goes through Wi-Fi?
4
votes
1answer
13k views

Restoring wpa_supplicant.conf [root]

I have a rooted Nexus 5 (Lollipop 5.1) which just decided to restart itself and clear out my saved WiFi passwords! Luckily I make regular manual backups of the wpa_supplicant.conf file from /data/...
4
votes
2answers
5k views

Can't access tethered server from Android browser. (Time out or “URL blocked”)

Synopsis: Trying to access local web development server connected by WiFi to Android tether. Everything seems to be connected and operating correctly, but phone's web browser times out when accessing ...
4
votes
1answer
7k views

Video streaming among Android devices using Wi-Fi without Internet

I am looking for a way to stream online video between 2 or more Android devices over Wifi network created by hotspot tethering. I found one that can stream audio online. Is there something similar ...
4
votes
1answer
894 views

Activating wifi hotspot tethering on a Verizon Droid with Froyo 2.2

I rooted my Droid and got Froyo working on it (Bugless Beast). What is the best way to enable Wifi Hotspot on this thing? I tried an app "Wireless Tether" which allows me to connect my Mac via Wifi,...