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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2
votes
1answer
4k views

WiFi drains battery even if it's off

On my Nexus 5, since Android updated to marshmallow, the Wi-Fi is draining the battery way too fast, even when disabled. See the screenshot: (Click image to enlarge) I've seen this question: ...
23
votes
7answers
28k views

What is the fastest way to transfer huge files beween two android powered devices?

What is the fastest way to transfer huge files (e.g. 500MB) between two android powered devices? Bluetooth? WiFi direct? Beam? or maybe USB on-the-go?
5
votes
3answers
9k views

How can I change the data usage cycle day for Wi-Fi?

Changing the starting day for Mobile data was already non-obvious as shown in this answer. Now, how can I change the day of month for Wi-Fi usage as well? Currently, I have the following cycles ...
2
votes
2answers
3k views

Why is the Windows hotspot not working with most android devices [closed]

I am trying to share my internet connection from LAN with a hotspot on my laptop to connect my mobile devices to the network. The hotspot is working fine, I can find it with any device and it is ...
1
vote
2answers
1k views

Galaxy S5 unable to switch to 4GLTE when Wi-fi is turned off

I have had my Samsung Galaxy S5 for about a year now and it has been working fine until a few days ago. I would use my wi-fi when I have access to it and then I would switch to my 4GLTE when I don't ...
0
votes
1answer
98 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 ...
0
votes
2answers
122 views

Problem with WiFi connection -Android tells me it is not secured

I didn't find a anwser to my question yet on the forum, but as I am new, I may just have overlooked it. I had a trip to Warsaw today and had troubles connecting to WiFi. I would select the wifi ...
2
votes
3answers
2k views

Moved out with my router : Location services don't get it

So I moved out, carrying along my WiFi router. I set it up at my new place, but now, every time I use a location service, it recognizes my router and places me at my old address... Any way I can force ...
0
votes
1answer
4k views

3G and wifi tweaks explanation required

Where ever I check for build.prop tweaks to enhance 3g or wifi connectivity I see this tweak , can anyone explain what these values are exactly? what is "ro.ril.hep" means ? why given the ...
0
votes
1answer
98 views

Enable/Disable application-specific settings (updates, upload) for a specific WiFi

I would like to automate my android phone to do the following: if connected_to_wifi(ssid=my_mobile_3g_router) then (1) disable automatic google play updates (2) turn off dropbox camera upload ...
0
votes
1answer
1k views

My Samsung Galaxy trend plus wifi wont turn on

I recently bought a Samsung Galaxy trend plus and and my wifi wont turn on evey time i try to turn it on it says turning on for abit and then turns off or a second and then says turning on again but ...
0
votes
0answers
87 views

Can connect device to Wifi and ping from adb shell but unable to browse the internet

I have an obscure android device running Android 4.0.4 that didn't come with gapps. All methods I tried to install gapps (20120429 for ICS; and signed) without rooting the device resulted in the apps ...
0
votes
0answers
39 views

Wifi network shows up in quick settings, but not in actual settings?

I am trying to connect to my own wifi-network (my Ubuntu laptop acts as a wireless hotspot) and when I look at the quick settings on my Nexus 4 it indeed shows the wifi network. However when I tap ...
0
votes
0answers
127 views

Setting static IP prevents Android from remembering WiFi password, prevents auto-connect

On 5.1.1 (Note4), if I use DHCP, WiFi works fine. It'll remember my LAN's WiFi password and auto-connect when available, However, problems occur when I try to use a static IP (yes, I have reason to ...
1
vote
2answers
936 views

My android can't log in to Wifi networks with Captive Portals

It used to work about a month ago. Whenever I went to the mall, or this one coffee shop, and also at 7-11 outlets, I would get the notification "Sign in to wifi network", then I get redirected to ...
0
votes
0answers
96 views

Samsung Galaxy S4 Active Android 5.0.1 WiFi Connection Status pop-up interuption

Since upgrading to Android 5.0.1 from whatever came on the phone originally I get an annoying pop-up that interrupts whatever app is running even though I have WiFi turned off. This only happens when ...
2
votes
2answers
4k views

Use android as xbox360 wireless adapter?

I have a rooted cynogen mod Lg P500. I can connect my xbox360 to my laptop for bridging a connection. but have recently moved to ubuntu so the bridging is a mission and a half. So I was wondering if ...
3
votes
1answer
3k views

Multiplayer Games and Wifi / LAN

So at work, 2 of my colleagues also have android handsets: I have an SGS3 (stock, for now) Colleague #1 also has an SGS3 (stock) Colleague #2 has an SGS2 (rooted and ROMd) We have been trying to ...
-1
votes
1answer
86 views

Wifi is working on android 4.2.2 , but not on 6, exclamation mark in status bar

I'm trying to connect to a wifi network using 4 phones. 1 phone uses Android 4.2.2, and the others are using Android 6 and 5.0.1. The one with the Android 4.2.2, everything's work fine. On the ...
0
votes
1answer
756 views

VZW Galaxy S5 can't use Wi-Fi (DNS_PROBE_FINISHED_NO_INTERNET)

My Verizon Galaxy S5 can connect to my home's Wi-Fi, but I can't load anything once I'm connected. The error message I get is DNS_PROBE_FINISHED_NO_INTERNET. Other non-Galaxy smartphones work fine ...
18
votes
3answers
62k views

What does the “Aggressive Wi-Fi to Cellular handover” option in Developer Settings do?

In Android Lollipop 5.0, I noticed that "Developer Options" features a checkbox for "Aggressive Wi-Fi to Cellular handover" that is unchecked by default. Does anybody know what this setting does and ...
3
votes
0answers
187 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 ...
1
vote
1answer
107 views

Android wireless debugging on multiple devices

By following Google ADB Documentation i am able to connect to device wireless . But i want to connect more than one device. For adb wireless to work i have to restart adb in tcpip mode Once i did ...
1
vote
1answer
51 views

Complicated Wi-Fi Question

So every time that I enable and re-enable the wifi connection on my tablet, the MAC address is randomized (like the last 3-4 digits). I don't know what might be causing this, and the root account can'...
1
vote
2answers
14k views

What's the difference between a Wi-Fi conection and a Wi-Fi Hotspot?

I just bought a 9" d2 android tablet and it has both. When I turn on the hot spot it shares my connection with other tablet -- but doesn't give me a conection. So I guess my question is: why have a ...
0
votes
0answers
76 views

Huawei P7 connection issues on WiFi, other devices on WiFi router fine

My Huawei P7 has recently been disconnecting from my home WiFi. All of my other devices arent having a problem so I'm sure it isn't the WiFi Router. I noticed that if I have too many apps open it ...
0
votes
1answer
91 views

Is it possible to open Hotspot while we are using wifi?

I have tried but you can only use one at a time either WiFi or Hotspot but it'll be great if we can use hotspot while we are using WiFi.
1
vote
0answers
655 views

'User' has disconnected

I just received two scary messages on my phone LG VS980 running the Android Os "[some name starting with H] has disconnected" "MSN:[some name starting with H] has disconnected" Back to back in like ...
11
votes
4answers
8k 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 ...
0
votes
0answers
51 views

Cannot connect to Connectify virtual router

I have an android LG G4 that used to connect just fine to my Connectify wifi hotspot running on my Windows 8 laptop. Now, it detects the network, it typically runs through the following sequence, ...
0
votes
0answers
20 views

Xperia Z3V avoids “poor” wifi connections when signal is great

To start off, I know you can disable this option to avoid poor wi-fi connections. But I don't want to do so if I can, because I find I often need it on my school's campus to avoid connecting to the ...
5
votes
1answer
394 views

What is the initial TCP Receive Window size in Android?

This may be pretty similar to the question here, however, I think it was either in the wrong place, or it wasn't clear enough, so it hasn't got to the right audience. Thus, I have re-formulated it ...
0
votes
0answers
4k views

Recovering Wifi Password without Root on Galaxy Note 3

I am trying to recover WiFi password without rooting my phone. There are 2 ways I found online. One using a file explorer and the next is using ADB. I tried using ADB but I failed in doing so. I'm ...
3
votes
2answers
4k views

Can't connect to Windows 7 “hostednetwork”

I have been trying and failing to connect my phone (Samsung GT-I8150, running CM10.2) to my Lenovo T420 laptop via Windows 7's "hostednetwork" facility. The hostednetwork's SSID is visible in my ...
0
votes
0answers
69 views

Nexus 5 has awful Wi-Fi

Ever since I bought the phone a few days ago (I believe it's manufacturer refurbished), it has not been getting any decent speeds. I've already tried factory resetting it many times and fiddling ...
0
votes
0answers
143 views

WiFi authentication problem

I have got my android (Lenovo Vibe P1M) and for a couple of days my WiFi worked smoothly.But when i tried connecting it yesterday it says authentication problem. While my family members can use the ...
1
vote
1answer
211 views

Can't connect to “Secured Network” via Wifi. Get stuck at a Lock screen

OS: OxygenOS version 2.2.0 Android version: 5.1.1 Phone Model: ONE 2005 [OnePlus 2] (Build number: One A2005_14_151211) When I connect to a Secured Wifi network that requires that I "Accept" some ...
12
votes
3answers
19k views

How to reach local computer via machine name instead of IP?

Developer here prototyping a mobile app, somewhat new to mobile: I have a simple HTTP service running (currently) on my main laptop with machine name latitude. Another laptop named vaio sharing the ...
0
votes
0answers
37 views

Logs for debbuging wifi issues on Android 4.1 and 4.4

What logs and files for debugging wifi connection issues are there in Android 4.1 and 4.4? I've searched but haven't been able to find much. The only file I've found is /data/misc/wifi/...
4
votes
1answer
19k views

how can I auto connect to open wifi?

I have Galaxy Note2. Is there a way to tell it to auto connect to open wifi when availble? Whitout me needing to scan and choose open wifi?
11
votes
2answers
32k views

How do I connect to a wifi ap and 3g network simultaneously?

When I turn wifi on my 3g connection shuts down, which is fine in most cases however I need to connect to a LAN at work that is not connected to the internet and I'd prefer not to lose my data ...
2
votes
0answers
265 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 ...
0
votes
0answers
175 views

Authentication issue connecting a Huawei MediaPad T1 10 to Wifi

I am trying to Connect a Huawei MediaPad T1 10 to a Wifi network. The other Devices Connected to this network like PC's, IPhones, Android Phones are all working properly. Have tried 'forgetting the ...
6
votes
1answer
7k views

How to simulate a slow internet connection on an Android phone

I basically use internet using wifi which provides a very high speed internet and LAN connection. I would like to simulate a slow speed internet and LAN connection to understand how my web site works ...
1
vote
1answer
393 views

New Nexus 5X can't find my home wifi

I just booted up my new Nexus 5X and I immediately ran into a problem. The phone simply refuses to find my home WiFi network. It works perfectly fine on my old Nexus 5, on my Mac, on my kindle and so ...
0
votes
0answers
49 views

Wifi Sign in page

In latest android OS such as lollipop, There is this signing page that appears for public wifi hotspots, instead of the phone to load a browser like chrome after a user has connected to a wifi ssid, ...
5
votes
1answer
2k views

Unwanted WiFi proxy issue

I have a Nexus 7 Android tablet. When I connect to my WiFi at home it keeps automatically adding a proxy on localhost:3128 to the connection. When I remove the proxy it works for a few hours and then ...
1
vote
2answers
163 views

Phone seems to have WiFi connection, but loses connection to internet

It's a Cat B15Q, with Android 4.4.2, with most recent update as issued by Cat. I think it started with the most recent update. Unfortunately, Cat's support site doesn't work (you can't submit ...
2
votes
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 ...
0
votes
1answer
694 views

How can I find saved WiFi passwords within non-rooted phone? [duplicate]

I have Android phone which is non-rooted. How can I know the saved WiFi passwords in my phone?