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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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?
5
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/...
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
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
1answer
311 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
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 ...
4
votes
3answers
112k views

how to fix grey wifi icon (no internet), and how to track what caused that?

[SUSPENDED. see P.S. at end, any good way to deal with this suspended state?] My phone have the grey wifi-icon problem, where you do not have access to internet. Yesterday it was working fine, I ...
4
votes
3answers
2k views

How to make Skype Mobile for Android permit PC-to-PC calling?

I purchased a Samsung Galaxy Tab from Verizon Wireless without a contract, so no 3G support -- only WiFi. I went to Skype.com/m and installed Skype Mobile for Android. After installation, it lets me ...
4
votes
3answers
9k views

No internet connection after sleep although Wi-Fi connected and working well, Android Samsung Galaxy S I9000

Problem: No internet connection after 1+ minutes of sleep. Wi-Fi is still connected, i have IP assigned through DHCP, i can browse shared folders on PC in network. It looks similar as if i didn't ...
4
votes
4answers
13k views

Wi-Fi of Galaxy S2 is not working after ICS update!

I updated my Galaxy S2 with the official OTA update to Android ICS 4.0.3 After the upgrade, my wireless worked for a couple of hours, but after a restart it doesn't work at all (for a week now). I ...
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
3k views

How to do ADB over 'wifi' (actually in the same PC) for emulated device

I'm trying to use adb over 'wifi' for my emulated device. I'm emulating a device on my computer and wanted to use Android Studio to send an APK to it but through the network sockets, not through ...
4
votes
1answer
895 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,...
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 ...
3
votes
2answers
54k views

Meaning of “Connected, no internet”

In Settings -> Wi-Fi, there's a connection listed that says "Connected, no internet". What does it mean to be connected? What does it mean for a device to be connected but without internet access? ...
3
votes
2answers
894 views

It is possible to forward all audio to the Android smartphone via wi-fi?

Are there apps/methods that allow for the sound to be forwarded to the smartphone? So if I would watch a YouTube video on the PC, I could also hear the sound via the smartphone.
3
votes
4answers
9k views

Galaxy S6 and S7 not auto-connecting to WiFi

I've had a problem with my phones (Galaxy S6 and S7) not auto-connecting to WiFi. When I open up the WiFi settings it will connect. Is there any way I can determine if an app is disrupting the ...
3
votes
1answer
5k views

How can I reduce latency while tethering?

When tethering with PDAnet (the free version), using a stock moto-Droid 1 on Verizon, I am getting between 1k-3k ms latency on World of Warcraft. I would like to know what is the likeliest culprit, ...
3
votes
2answers
434 views

Minimizing data usage for users with data caps

To reduce my phone bill, I recently switched from an unlimited plan to a prepaid plan which only has a 50 Mb data cap per month. I think that should be adequate for email, google voice, and navigation....
3
votes
1answer
3k views

Connect Android device as wifi adapter to a PC to create an ad-hoc network

Sometimes when being at a friends house there is no wifi but wired internet access. In these cases it would be extremely useful if I could plug my phone in and create a wifi network just like when ...
2
votes
2answers
2k views

Metered wi-fi connection on Android tablet?

I have a non-rooted Nexus 7 (2013), and connect to the internet via a Mi-Fi hotspot. I have a low data cap, so I need to track usage closely. I'd like to be able to mark my connection as metered, but ...
2
votes
5answers
5k views

Wifi connects for sometimes then disconnects and then never connects

Their is a big issue of WiFi in my phone when i first bought it... My phone is a Spice Stellar Mi-439, Android KITKAT v4.4.2, 1GHz Processor, 512RAM, 4GB Internal, currently 16GB Expandable. The ...
2
votes
1answer
2k views

How to diagnose malfunctioning wifi?

Nexus One, cleared internal user storage to near-factory settings using the boot menu. My computer is connected to wifi, and I have a USB tether to my phone. But when I click on "Connect to wifi" -- ...
2
votes
2answers
4k views

Treat certain WiFi networks as mobile/cellular

I plan to be putting a Nexus 7 (will be rooted) in my car and tethering off my Nexus 4 (rooted). However I only get 1.5GB data per month on my mobile and don't want it to download my Spotify playlists,...
2
votes
0answers
320 views

WiFi Disconnecting (Special Issue)

I could not afford my Internet this month, it has happened before, but I am turning it back on next week. Anyways, so on my PC (which is connected to the Internet via Ethernet), the Internet works ...
2
votes
1answer
534 views

Android wifi (oreo) dropping. Because of pihole?

First of all, my apologies if I'm posting in the wrong forum. I'm a bit lost in the SE galaxy. But since my issue is quite complex and specific, I feel this is the best place. Let me know if I'm wrong....
2
votes
2answers
1k views

Restrict particular apps from syncing depending on current WiFi connection

Is there an app that will allow full sync functions to only occur when connected to particular white-listed WiFi and / or keep selected accounts from syncing when on other away / public / non white-...
2
votes
2answers
4k views

Shortcut to turn Wi-Fi on/off on Samsung Galaxy Nexus?

Since the sync utility I use to sync my Samsung Galaxy Nexus with Outlook only supports Wi-Fi instead of USB, I searched the AppStore for an application that adds a shortcut on the screen to make it ...
2
votes
1answer
2k views

SGS2 I9100G keeps disconnecting from WIFI after installing firmware XXLPQ

2 days ago I upgraded my Samsung Galaxy S2 I9100G from 2.3.6 to 4.0.3 using the firmware XXLPQ. Ever since, my WiFi keeps disconnecting every 10 seconds. I tried all the fixes from this question SGS2 ...
2
votes
1answer
3k views

Battery drain when wifi is off

I turned off my wifi connection and noticed a heavy impact on my battery life. In a few hours without any usage, it dropped more than the whole day before. See the drop at end while wifi (WLAN) was ...
2
votes
1answer
1k views

Nexus 7 keeps disconnecting from wi-fi

My Nexus 7(android 6.0.1) constanly drops wi-fi connection(connects and disconnects immediately), presumably due to bad connection, while Nexus 5x lying next to it is staying connected just fine. I ...
2
votes
1answer
1k views

WIFI gets disconnected once the device sleeps [duplicate]

Possible Duplicate: How do I keep my wi-fi on in sleep mode i have samsung galaxy ace, i have created an adhoc network on my laptop and connected through WI-FI on my samsung phone, now the ...
2
votes
0answers
2k views

How to enable dual networking in Android shell?

I have a rooted HR933 tablet running Android 4.4.2, and an embedded device with a Wi-Fi access point but no Internet access. I need the tablet's browser to be able to reach the device's web server via ...
2
votes
0answers
546 views

Wifi won't turn on after rooting

I have an Epson Moverio BT-200 Wearable glasses with Android 4.0.4 and kernel "3.0.21-00003-OMAP-Android+". I rooted the glasses, tried every method without success until I found KingRoot, which ...
2
votes
1answer
567 views

Android not syncing anymore

My wifi doesn't turn green anymore, just stays grey/white, therefore my google apps do not sync anymore. I have internet. HTC Desire 2.3.7 Any help?
1
vote
2answers
12k views

What does a grey Wi-Fi icon mean? [duplicate]

Possible Duplicate: What does it mean when the connectivity icons in the status bar go white/gray? I've been searching google for this and I haven't been able to find a clear answer for this. ...
1
vote
2answers
936 views

Can tablets differentiate between regular wi-fi and mobile hot spot?

There are a lot of apps in Android which act differently depending on the internet connection. Such as apps which auto-upload photos to the could only when connected to Wi-Fi, and not when connected ...
1
vote
0answers
88 views

Wifi turns off when phone sleeps - Not Duplicate

This is NOT a duplicate, I have read the other posts on this forum site and none of them have helped me. I've gone to the wifi settings and made sure Keep Wi-Fi on during sleep is ALWAYS and I've ...
1
vote
1answer
1k views

Unable to use apps that access the Internet on wifi

I have recently had a pretty weird problem with my new LG Shine Plus which I hope you guys could help, here is what I did: When I first sign up for the phone, I purchased a one month data plan just ...
1
vote
0answers
89 views

Only connect to WLAN_Y if WLAN_X is not available

I have two wireless access points at home, one 2.4GHz (WLAN_Y) for the yard and one 5GHz (WLAN_X) for pretty much everything else. The problem is that the 2.4GHz AP sits in the kitchen and every time ...
1
vote
1answer
1k views

When turned on wi -fi something unknown uses data suddenly

When i turned on wi-fi something unknown uses data rapidly..I use android version 4.4.2 ..Can't find anything that uses data, I did a virus scan, and removed all unknown apps also,and there are just a ...
1
vote
0answers
535 views

How can I tether my phone's Wi-Fi connection to a PC over USB? [duplicate]

Today in my work the people from security are going to block internet access and only admit enterprise local pages. Luckily, there is a free Wi-Fi connection which I have access from my Motorola ...
1
vote
2answers
287 views

Does the phone consume less power when 3G disabled Vs 3G & WiFi Enabled?

I found couple of questions about it but they are two year old. So Is it better to disable (in the top panel) 3G when I have an active WiFi connection and disable WiFi (in the top panel) when I doesn'...
1
vote
2answers
1k views

How can I determine what is transmitting data?

Recently I noticed that even while no applications are actively running (at home screen), the up and down arrows under the WiFi status bar item are turning on/off. This is a recent change, and seems ...
1
vote
3answers
4k views

“Settings” hangs when scanning for WiFi since JB update on One X

I have an HTC One X which has never before exhibited any connection problems. Since the update to Jelly Bean around 2 weeks ago, it cannot reconnect to a WiFi network once it has lost the connection....
1
vote
0answers
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 ...
1
vote
2answers
453 views

Mobile network: browser is OK, apps doesn't connect internet

When phone use WiFi connection, all apps can connect to internet. When it use mobile network connection, browser can connect, but apps cann't connect. Is there any settings? How can I diagnose? Phone ...
1
vote
3answers
13k views

ZTE Blade can't maintain a wifi connection

I have a ZTE Blade with Android 2.3.7 (CyanogenMod 7.1). Recently, when I try to connect to a wifi network (even one that worked before this problem started) it starts to connect, tries to autenticate,...
1
vote
0answers
75 views

Which Android system file(s) should I change to connect only to specific Wi-Fi hotspots

I would like to make change in some file under the root so that Android on my device be able to connect only to specific Wi-Fi hotspots by their names and be disable to connect to all others hotspots. ...
1
vote
0answers
403 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 ...