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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vote
0answers
526 views

Is there a way for 3G to not disconnect when connecting to WiFi?

WiFi is unreliable, I wouldn't trust WiFi for SIP calls, I've disabled WiFi within CSipSimple. Now every time I connect to WiFi, my SIP registration seems to go away, and I'm not receiving any calls ...
1
vote
1answer
331 views

What is this VPN setting good for? [closed]

I have a Huawei U8160 (also known as Vodafone 858 Smart) which is running CyanogenMod7.2 There are settings for VPN which are empty. I was wondering if the VPN server setting should be set to a real ...
1
vote
3answers
6k views

Sending & Receiving SMS via WiFi

Is there a way to send and receive SMS when a cellular signal is not available, but WiFi is? I'm often on-site at locations where the building has a strong WiFi (Internet) connection, but a simple ...
0
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2answers
169 views

Nearby wifi networks causing notification

I am using a brand new Blu R1 HD android phone running 6.0. On my way to work this morning I was listening to a podcast over bluetooth in my car. Every once in a while a notifcation would sound on ...
0
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1answer
736 views

Wi-Fi tethering with HTC Magic

Will Wi-Fi tethering work in HTC Magic running Android 2.2? I wonder also, is the 2.2 update for htc magic a official update or one of these custom ROMs?
29
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6answers
82k views

Why does my Nexus 5 keep forgetting all wifi passwords after a reboot?

A month ago I got a Nexus 5. It's running Android 4.4.2 (kernel:3.4.0-gadb2201). I noticed after using it for a while that it constantly keeps forgetting all saved wifi passwords after a restart. In ...
7
votes
1answer
12k 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 ...
25
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4answers
3k views

Automatically connect to Wi-Fi nodes, but route everything through encryption

Related to my question about VPNs, is there any way to get my phone to automatically connect to unencrypted access points, but route all my traffic through my home network? This would be kind of like ...
24
votes
11answers
19k views

How does power usage for data over WiFi compare to data over 3G? (Ignore LTE for now)

If you have unlimited data over 3G so that cost is no option, which is more power efficient? Using the WiFi or 3G connection for data usage? Extending battery life being the goal
14
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2answers
131k views

My phone stopped remembering wifi passwords!

For some reason that completely escaped me, this here Samsung S3 mini stopped connecting automatically to my home network, always requiring me to re-type the wifi password. Since then, I noticed that ...
9
votes
6answers
566k views

How to stop Wifi from automatically turning itself off?

So on occasion, my wifi automatically turns itself off for some strange reason. This happens on both my Lenovo ThinkPad and my Samsung Galaxy S5. Is there a way prevent this from happening?
20
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3answers
40k views

How do I turn off the cellular radio without disabling bluetooth?

I have an old Motorola Droid that is no longer subscribed on any Verizon service. I still use it for things like web browsing, ebooks, and along with some wireless stereo headphones, music. I've ...
17
votes
5answers
17k 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 ...
12
votes
11answers
56k views

How to transfer files over WiFi without a hotspot?

I'm looking for a way to transfer files between an Android phone (Samsung Galaxy S2, rooted) and any computer system I may need to interact with (this means preinstalled software on the computer, ...
8
votes
4answers
2k views

How can I access data (such as WiFi keys) in an encrypted Titanium backup?

How can I decrypt an encrypted "Titanium Backup" backup using standard (linux) tools? Example: Wi-Fi serves as a practical example, many other uses may apply to the solution I'm looking for. If I ...
7
votes
2answers
8k views

How can I automate the Hotspot login process? [duplicate]

Possible Duplicate: Can I automatically log in to open WiFi that requires web login/password? Scenario: I go into a coffeeshop, I fire up my droid, and it says it's on the webs. But as soon as I ...
5
votes
2answers
22k views

Can I program Tasker-like programs to do stuff if specific WiFi network is in range?

I'd like to try out Tasker, Llama or some such automated program. However, I do NOT want to program events based on GPS or other location information (for a variety of reasons not germane to this ...
9
votes
3answers
54k views

Can I manually download my wifi settings to my Android device from my Google account?

I just purchased my fourth ever Android device - An HSPA+ Samsung Galaxy Nexus phone. When I purchased my second and third devices (Samsung Galaxy Tab 10.1 and an Asus Transformer Pad TF300T), I ...
4
votes
5answers
42k views

How can I stream music/audio from Android and PC to Android device via WiFi?

I've searched for this for some time, and I've found several options that almost works. I have an Android device connected to my stereo and I want to be able to connect to it with either my PC or my ...
15
votes
3answers
31k views

How to disable cellular when WiFi is present?

I perform all my communication via the internet (Jabber, SIP), so I only need cellular as a backup. Additionally, coverage at my home is near to nonexistent and as a result, battery drains in a few ...
13
votes
4answers
15k views

How can I prevent my phone from using any kind of internet?

I have a weird plan and my phone went over its bandwidth usage this month... mostly just syncing up with Gmail, Twitter etc. So right now, every 5 minutes or so, my phone is telling me that it has ...
13
votes
2answers
22k views

Wi-Fi turned off but battery usage shows shows huge drain from it

I have a problem with my Galaxy S3 4G. It's currently all stock and running Android 4.4.4. It seems the Wi-Fi will not turn off i.e. I can turn it "off" in the settings or notification bar, and this ...
10
votes
3answers
71k views

How to install a web certificate on an Android device?

To gain access to WIFI at university I have to login with my user/pass credentials. The certificate of their website (the local home page that asks for the credentials) is not recognized as a trusted ...
7
votes
1answer
6k views

How does Android determine if it has an Internet connection?

My Nexus 10 (Android 4.4.2, unrooted) is not playing nice with my wireless network. Although it can connect and I don't have any problems browsing the web, for some reason Android thinks that it doesn'...
6
votes
1answer
4k views

how to restrict my android wifi connect to only one access point?

I like to restrict my android device's wi-fi connect to one and only one access point. The attempt to connect to any other access points should be prevented. Is it possible to check the SSID value of ...
6
votes
1answer
17k views

Free Wi-Fi network: how to autoaccept (robotic click) wifi policy web page? [duplicate]

Possible Duplicate: Can I automatically log in to open WiFi that requires web login/password? At a hospital, there is a no-password Wi-Fi network which is for guest and prior having internet, I ...
6
votes
3answers
8k views

How to download apps without a wireless data plan

I bought an i7500, no data plan. I had assumed that connecting to my router would allow me to download apps from the marketplace; apparently not. I get a message about not being able to connect via ...
4
votes
0answers
100 views

Wifi Direct and internet simultaneously? [duplicate]

Possible Duplicate: How do I connect to a wifi ap and 3g network simultaneously? Is it possible to use Wifi Direct and regular internet at the same time? For example, could an app be written ...
3
votes
6answers
100k views

Tablet won't connect to any WiFi network anymore, always shows “saved”

My tablet will not connect to ANY WiFi network anymore. Everything was working perfectly for about a month. But now, the WiFi icon has disappeared, and every time I try to connect to a network it ...
22
votes
3answers
7k views

WiFi high packet loss at home network

I have a mind boggling problem which I have been trying to solve for the last few weeks. I am new to Android and recently bought Huawei Ideos X5 (Android 2.2.1). I haven't found anyone else having ...
18
votes
4answers
13k views

How may I submit a WiFi hotspot to Android's database for a better triangulation?

As we know, in order to locate our position indoors, Android utilizes the nearby Wi-Fi Hotspots' location for triangulation. But how may I submit the Wi-Fi hotspots in my neighborhood to Google's/...
14
votes
5answers
71k views

How do I find out what wifi chipset my phone has?

I've got LG Optimus One phone (model LG-P500h). How do I find out what wifi chipset my phone has? Is there a general mechanism that will work for all phones?
10
votes
7answers
5k views

Reusing old Android phone?

I was curious if there is anyway to reuse an old Android phone? I have a Motorola Droid 1 that has been sitting around since I got my HTC Thunderbolt. Is there a way to use the phone as a "PDA" with ...
8
votes
8answers
8k views

Play music from PC on Android

If I have shared a folder on my computer that has all my music in it, is it possible, when connected to the same Wifi network with my phone (Nexus One, Gingerbread), to play this music on my phone? ...
8
votes
1answer
27k views

Prefer 5GHz over 2.4Ghz without disabling 2.4Ghz

I have a DualBand WiFi router, and a DualBand WiFi repeater. Both use the same SSID, both have 2.4GHz and 5GHz bands enabled. But my Android devices mostly connect the 2.4GHz band – even if I stand ...
6
votes
3answers
21k 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 ...
4
votes
1answer
501 views

Phone randomly cannot recognize my Wifi network

I have a few WiFi network in the neighborhood and the Nexus S will always detect those networks that I never use. However, for my own WiFi network, it randomly fails to recognize the network, even ...
4
votes
2answers
71k views

Locking applications to wifi only data connections

So I've switched to a tiered data plan. Is there a way to lock certain applications from using 3g/4g and instead only use connected wifi.
4
votes
2answers
2k views

Turn on Wi-Fi periodically to do a quick network discovery

Regarding the answer to my previous question of Android's idle Wi-Fi use, it seems like a huge waste of battery life to have Wi-Fi constantly scanning and draining battery. So it seems it would be ...
3
votes
2answers
8k views

Can I use my smartphone as a WiFi network adapter?

I have this PC that doesn't support wiFi and I have to use usb tethering. But I want to see if I can project my phone's WiFi onto the computer, so it can see all the available wireless networks, ...
3
votes
2answers
4k views

Samsung S7, Wifi keeps disconnecting

I've searched around, and so I can ensure that this is not a duplicate. Smart Network Switch is off Keep Wifi on during sleep Wifi works excellent for other devices Wifi disconnects randomly even ...
2
votes
1answer
568 views

Phone uses 3G even when connected to WiFi

I've a Moto-G XT1033. When I connect the phone to WiFi, it connects fine, shows the WiFi icon but uses 3G for internet. H+ or E is shown over mobile signal icon and an exclamation mark on WiFi. Here'...
2
votes
0answers
1k views

How can I easily copy files from an Android device to a computer wirelessly via command line?

I need to copy jpegs from an Android phone's sdcard to a computer, ideally through command line (/storage/sdcard1/*.jpg to a remote location) I've tried Izzy's solution from this post like so: scp -...
1
vote
1answer
12k views

Stuck on “Turning Wi-Fi on…”

I've a Wintouch Q75s Tablet running on Android 4.0.4 ICS. I was using its Wi-Fi with no problems until yesterday, the Wi-Fi didn't want to turn on. I've noticed that my MAC address changed to ...
1
vote
2answers
32k views

Using ADB with usb debugging disabled, and no root

I have an Android Device running Android 2.3.7 . The device is locked due to exceeding pattern attempts. So now Android is prompting me to enter my gmail id and password. The problem is, the WiFi is ...
0
votes
2answers
4k views

changing dns settings on android - not working

When i set my dns on my android device and go to dns leak test it's not the dns that I set in the dns settings. Its the dns set by my ISP. How can I get it to use the dns that I want? for reference:...
9
votes
2answers
1k views

LG G5 Slowing down the house internet

The story started about a month and a half ago. At random times the internet speed went down drastically, changing between 0MB/s to 75MB/s (which is my maximum). I have called countless times to my ...
9
votes
1answer
6k views

How to make a 'Captive Portal' on my mobile hotspot?

Some WiFi networks such as those you find on coffee shops, when we connect to their WiFi network it automatically redirects us to a web page where we will need to enter credentials in order to acess ...
8
votes
1answer
3k views

What Android versions have captive wifi detection?

A captive Wi-Fi or captive portal being a Wi-Fi network that redirects all websites to a page, usually with a form to log in, enter a code, or accept some T&Cs. My samsung-nexus-10 can detect ...
7
votes
2answers
1k views

Device stuck on “obtaining IP address”, then sets network to “disabled”

I've just arrived at some place which offers wireless internet. When I try to connect my computer, it sends me to some specific URL in which I need to accept some terms of use, and then the Internet ...