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

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0
votes
1answer
16 views

Is it possible to scan WiFi access points without turning on WiFi?

Just as the title says, is it possible to scan all WiFi access points around the Android phone device when WiFi is turned off (e.g. only using 3G)?
2
votes
1answer
8k views

Galaxy S3 won't connect to WiFi

I have a Galaxy S3 and a data plan. I prefer using wifi whenever possible. I tried to connect to a few networks, both private and public but I always get the same result: phone will say ...
0
votes
2answers
22k views

Cannot connect to my WiFi: “Saved, secured with WPA /WPA2”

I cannot connect to my WiFi at all. I have a Nexus 5 and it has been fine for a long time. All of a sudden, I just cannot connect to my WiFi. I try to connect, and it either says that I am out of ...
0
votes
1answer
13 views

I am unable to connect to wifi network

I am using motog first gen mobile, i have upgraded to lollypop os, after that i am unable to connect to wifi router(netgear) in my room, it is not showing in the display, outside room other networks ...
0
votes
10answers
23k views

Wi-Fi connected but there is no internet access

I have a Samsung Galaxy S Advance (Android upgraded to 4.1.2 Jelly Bean) which I got only one month before. Wi-Fi was initially working great, but now it doesn't have any internet connection even if ...
0
votes
0answers
18 views

HTC Desire X switches on random applications when WIFI switched off

My HTC desire switches on random applications like weather accu, torch etc. when I switch off Wi-fi. Any idea why is this happening? I have tried factory reset and no luck - the problem still occurs. ...
0
votes
0answers
17 views

Galaxy S Duos Grand Wi-Fi isn't working

Wi-Fi crashes after the phone fell out of my hand Sometimes works for a while and then come back to put If the problem is in the hardware What should I do ?
0
votes
2answers
2k views

Does Razr i connect to PEAP protected wi-fi networks?

I have tried to connect to a "eduroam" network (PEAP) but it did not work in my Motorola Razr i, Android 4.0.4 . Any tips?
0
votes
1answer
16 views

Turn your android device to a wireless set?

I would like to know whether there is any app to share audio from an android device to a pc as well as to other android devices connected to the same WLAN network. So that people can communicate to ...
0
votes
2answers
33 views

Ubuntu hotspot not detected by android

Ubuntu provides a "Use as Hotspot..." option in network settings. It works on Apple/iOS but, unfortunately, Android cannot access/see it. Is there anyway to make this connection possible?
8
votes
1answer
378 views

Any way to get Wi-Fi to auto-connect only to hotspots that don't require a captive portal sign-in?

Often, as I'm walking and using the internet, I'll walk by a Starbucks and my phone will auto-connect to attwifi (which is free, but requires that I open my browser and confirm). I lose internet ...
1
vote
0answers
127 views

WiFi network in range, but could not be connected!

In my mobile phone (CyanogenMod 11-M12, Galaxy SIII I9300), in WiFi section my WiFi SSID is shown and under its name is Save, secured with WPA/WPA2. WiFi is ON. If I press SSID, a pop-up ask me to ...
0
votes
0answers
11 views

web services in android to make two application send data and receive data [on hold]

i worked in gps application and i want to send location to another application in another mobile . Can I please have some suggestions from all Pro who are using web services, that where shall I ...
-1
votes
2answers
146 views

Android WiFi repeater programatically? [on hold]

I live in a very remote area with very little cell reception, and my wifi does not reach certain areas of my house. I have my android phone, and I would like to make it a wifi repeater, but ...
1
vote
1answer
2k views

Samsung Galaxy S3 WiFi Connectivity Problems with SOME Wireless Networks

I have a new Samsung Galaxy S3 that plays well with my wireless network at home and elsewhere but has major connectivity issues with the wireless network in my office. Nobody else has problems and I ...
2
votes
1answer
36 views

Wi-Fi antenna seems to work when the device is off

When I was looking at battery statistics I've found something strange: the bar showing wether a component is running or not indicates that wifi were active when I took off my phone. Is this a bug? I ...
4
votes
1answer
6k views

How to share Android “Reverse-tethered” internet via Android WiFi?

Before going into main question, we do know that : we can do Reverse Tethering from PC into android (http://forum.xda-developers.com/showthread.php?t=1371345) And we can share current phone internet ...
0
votes
0answers
38 views

Why can't I use wifi on my android phone (Moto G Lolipop) even though it works perfect on my laptop?

So I've been facing this problem lately, earlier the wifi worked perfect on both my laptop and my phone but suddenly it has stopped working on my phone (an exclamation mark is displayed near the wifi ...
7
votes
3answers
5k views

How to make android prefer mobile data when wifi signal is very weak

When I leave home or the office there is a ring around it where I simply have no connection at all. This is because the WLAN network from my router at home or the one at the office is detected, but ...
0
votes
1answer
75 views

How to set WIFI proxy via adb shell?

Genymotion 2.2 & Android 4.0 I want to set a global HTTP proxy in Android, and all Apps will go through this proxy. Now I can only do this in GUI as following way: Wi-Fi -> WiredSSID -> Modify ...
0
votes
0answers
491 views

Wifi symbol always show exclamation mark since Lollipop upgrade

Since getting the recent Lollipop upgrade, the wifi symbol always has an exclamation mark. Wifi seems to work fine, and I gather this symbol means something to do with inability to access Google ...
0
votes
0answers
20 views

The wifi stopped working on my new Coolpad Arise android 4.4.2 phone

The wifi stopped working on my new Coolpad Arise phone. My router stopped working but started working again after i rebooted it. Other devices wifi work fine now but Coolpad will not turn wifi on.
0
votes
0answers
8 views

How to have one app connect to wifi and one to 4g

I've a drone in which I can control via wifi on my phone, but I'd like to attach my phone to it, and use another device to control the phone. Essentially giving me 4g access to my drone. Any ideas ...
8
votes
1answer
565 views

How to disable captive portal detection? How to remove exclamation mark on Wi-Fi or signal icon in lollipop?

When connected to the Internet, the system checks if it's in a walled garden, which is simply trying to connect to google. If it fails, in Android 5, there'll be an exclamation mark on the wifi icon ...
2
votes
1answer
1k views

How can I install wpa_cli on my rooted device?

I rooted my device, then I go to adb shell and type su to enter wpa_cli. I was surprised that wpa_cli: not found appeared, although I get information when I type wpa_supplicant. I know that wpa_cli ...
35
votes
7answers
24k views

Can I use 2 android phones as walkie talkie? (without internet!)

I want to use 2 (or more) android phones as walkie-talkie (i.e. they talk each other without needing internet/voice call). Of course this should work with WiFi, because it doesn't make much sense a ...
17
votes
2answers
8k views

How can I stop Lollipop ignoring my wifi network?

Android 5.0 has a new "feature": If a wifi network has no connection to the internet, it will remain connected to it but route traffic over mobile data instead. A small exclamation mark shows in the ...
0
votes
1answer
953 views

Both Bluetooth and Wifi not working on Galaxy S3 Mini

I have a Samsung Galaxay S3 Mini. I bought it from Canada and used there for 8 months without issue. However, when I came to Pakistan I unlocked it, and started seeing lots of issues. First, I have ...
3
votes
1answer
6k views

where can i find settings for wifi internal scan period

I have already found some guide related to this. But my experience is that if wifi.supplicant_scan_interval = 15 my device scans for wifi with 60s period so I dont think that this is the right ...
18
votes
4answers
5k views

How can I tell my device to ignore a public Wi-Fi network?

The city I live in has city-wide Wi-Fi available for a subscription, but the Wi-Fi access point is public. This means that everywhere I go in the city I get a notice that there is public Wi-Fi ...
3
votes
0answers
3k views

Moto G Lollipop Update : WiFi Bug

I just updated my Moto G to Android Lollipop via official Motorola update. Now, my Moto G is not connecting to the my cellular Data Plan and not even identifying my home Wi-Fi. (Interestingly, the ...
0
votes
1answer
697 views

Trying to Make WIFI connection on android 4.1 jellybean

New Nextbook tablet Android 4.1 Jellybean. trying to make WIFI connection. Ensured that SSID is enabled. Password entered. Device says its obtaining IP address, then avoided poor internet ...
3
votes
1answer
1k 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. ...
0
votes
0answers
12 views

Will applying update from ADB improve my daughter's Alcatel One Touch Fierce 2's performance?

I bought my daughter an Alcatel One Touch Fierce 2 Android phone just before Christmas not even a week went by and the screen became unresponsive. It switches pages at random, the screen freezes ...
1
vote
1answer
3k views

Nexus 7 (2013) WiFi Connection/Reconnection Issue

I have been using Nexus 7 (2013, Android 4.4.2) for a few months now, and it has issues with both work WiFi and home WiFi that all the other mobiles devices do not have (8 laptops plus a dozen Android ...
0
votes
0answers
144 views

Can not connect to wifi after upgrading to lollipop 5.0.2

I used to use my work wifi without any issues but since i upgraded the Android version to lollipop 5.0.2,since then it's not getting connected, though I'm able to connect to the phone data, but not ...
0
votes
1answer
3k views

Automatically connect to VPN when connecting to WiFi?

My university has an open WiFi that requires me to log into a specific VPN before I can access the internet. Is there any built-in way or app that allows me to specify which VPN I want to start ...
0
votes
0answers
24 views

Use mobile internet alongside Bluetooth PAN

I've made a website on a raspberry pi that I need accessible from a couple of meters away. At first I set up a Wi-Fi hotspot on the pi, but the problem was that I could not in any way get android to ...
0
votes
1answer
32 views

Is there a way to tell my phone to prefer some SSIDs above others?

Use case: my internet provider offers wi-fi hotspots all over the country; I like to connect to them, but not when I'm home or at work. My phone seems to use one of the available wi-fi connections ...
4
votes
4answers
225 views

Can my phone act as WiFi Access Point while Disabling Celluar Radio?

Can Android act as a WiFi Access Point while the cellular radio is turned off? I tried to accomplish that using flight mode, but that won't work. While flight mode is enabled, Androids portable Wi-Fi ...
0
votes
0answers
19 views

wifi internet - gray bar

i am on a tablet 2500 for the time being. when i came home from work, i turned it on but my WiFi bar was white. so i went to Google play and it didn't work. i have all my accounts synced. i went to ...
0
votes
0answers
58 views

WiFi Connected but no internet access. Cyberoam used

I'm using Nexus 7 tab and htc desire mobile. Both the devices are getting connected to the WiFi network in my hostel. However, I'm not getting the login page that will be opening in the browser which ...
0
votes
2answers
1k views

How can I stop WhatsApp using Internet (Mobile Data and WiFi)?

I am using Samsung Galaxy Grand 2 without rooting. I have many girlfriends. I always tell them I don't have Internet in my phone. I have fear that if one of them is browsing my WhatsApp and suddenly ...
1
vote
1answer
1k views

unable to connect laptop to cisco vpn when laptop is using tablet internet connection

I am facing an unusal problem. I tried searching but seems no earlier post is here addressing my problem. I am using 3G mobile data connection(SIM card) in my samsung galaxy tab 2. As you know ...
0
votes
1answer
10k views

On my Galaxy Tab 2 (7.0), I am suddenly unable to connect to Wifi

I've googled this and turned up a bunch of inconclusive forum threads. I've also checked out a few similar questions on this site, but none of them quite match my details. So here they are: I have a ...
1
vote
3answers
638 views

How do I get my Samsung S5 to maintain a stable wifi network connection?

I have a Samsung Galaxy S5 (SC-04A), running Android 4.4.2, and it is rooted but still has the stock ROM that it came with when I purchased it. This problem has existed since before rooting the phone. ...
3
votes
1answer
5k views

Is there a way to use an Android tablet as a wifi handsfree device?

My situation: Android (4.0.3) tab hooked up to my car stereo using the headphones connector. Android (2.3.5) phone (HTC Desire HD), which I use to call, text, browse, etc. Since my car stereo's ...
3
votes
1answer
825 views

Why is one of my WiFi networks not visible after connecting to the other one?

I've got two access points / WiFi networks at my home and there is a strange behavior with my Android 4.0 phone (SGS2): after my phone connects to one network or the other (whichever is currently ...
0
votes
0answers
21 views

How to transfer photos wirelessly without losing file date and time

I want to quickly wirelessly transfer photos off an Android (Kit Kat) device. The catch: I don't want to lose the file dates/times during the transfer. Specifically, I am not talking about the EXIF ...
1
vote
1answer
2k views

Android Wifi : How to change network interface used by android

When I boot up my Android Device and go to Wifi settings,the status of wifi remains "Turning Wi-Fi on" forever.I looked up in logcat logs,below is the error that I see. E/wpa_supplicant( 1713): ...