If your question is about trouble connecting your device via Wifi, Bluetooth, or USB, or to the mobile network, this is the correct tag.

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3
votes
1answer
398 views

New android user; switching between wifi and mobile data

When I leave the office my S4 doesn't seem to want to connect to mobile data. So, I end up with no connection at all. Turning mobile data off and on does nothing at all, I seem unable to establish a ...
2
votes
1answer
430 views

Android phone cannot connect to internet via wireless, other devices can

I recently installed a new cable modem. After getting everything up & running, I can connect to the wireless router, and then to the internet, through laptops, desktops, and a Roku device, but I ...
2
votes
1answer
5k views

my S3 won't connect to my home wifi

I first go into settings then I go into and turn on Wi-Fi but every time I try to connect to my Wi-Fi it say "connecting, authenticating, disabled " and all my other devices connect perfectly
2
votes
1answer
11k views

WiFi Connection problems Samsung Galaxy S3 mini

I have a Samsung Galaxy s3 mini. The wi-fi is turned on and the phone is not detecting my Trendnet 3G router at home. All my other devices e.g. laptop and BlackBery's are connecting seamlessly with ...
2
votes
1answer
1k views

Samsung Galaxy Nexus 4.1.2 Unable to connect to mobile network

I recently purchased the handset from the US and currently using it in Vodafone (India) . I upgraded the firmware to 4.1.2 it was working fine and then all of a sudden I am not able to connect to any ...
2
votes
1answer
933 views

HTC Desire (Android 2.2) connects then disconnects to wifi

I have a wifi router I want to connect to. It's a TP-Link (Model No. TL-WA901N / TL-WA901ND 2.0). I have enabled WPA-PSK/WPA2-PSK on the router, (the default), when I try and connect my HTC Desire to ...
1
vote
1answer
871 views

Internet over mobile-data while connected to WLAN network

I have a WLAN network that is not connected to the internet. There is a DHCP server on that network and that assigns its clients an IP and subnet mask, but no default gateway. When I connect to this ...
1
vote
1answer
12k views

“Avoided poor Internet connection” on LG G2

I'm trying to connect to my home's wireless router with my new LG G2 (running version 4.2.2) and it keeps saying "Obtaining IP address..." for three minutes, then momentarily saying "Saved, secured", ...
1
vote
1answer
168 views

Not connecting via usb since latest update

Since the latest update on Galaxy S3 (now have Jelly Bean 4.3) my phone will not connect via USB to the USB port on my car radio. It connected before the update. What can I do to correct problem?
1
vote
1answer
506 views

Can't log in via Gmail app but browser login is fine

I can't log in through my android Gmail application and have to log in using the browser. I am kind of confused. The response I got from the app was "Can't establish a reliable data connection to the ...
1
vote
1answer
742 views

Samsung Galaxy Apollo (GT-I5801) doesn't connect to WiFi connection. What should O do?

Currently my phone doesn't connect to WiFi connection, it always on and off everytime I open my WiFi connection. What can be possible solutions or what do I need to check in order to connect my ...
1
vote
1answer
885 views

Galaxy S3 Mini Internet problems

I can't connect my Galaxy S3 mini in the internet even though it was already connected in the wifi. Its my first time to use a samsung phone and Im havinng a hard time coping in it.
1
vote
1answer
182 views

Startup and Wi-Fi problem with email, apps

Had to grab a Samsung Galaxy Discover prepaid phone with 4.0.4 as a quick replacement. Only problem is whenever I power up the phone, my Gmail and ISP's email accounts won't sync and my weather ...
1
vote
1answer
8k views

Galaxy S3 USB modem connection

How do I connect Internet from a laptop using USB modem to a Galaxy S3, or directly USB modem(data card) to S3 for internet connection?
0
votes
0answers
394 views

PC isn't seeing/ connecting to my galaxy s4 (4.4.4) via usb

So i connect my USB to my phone and computer as usual. my phone vibrates and starts charging but my computer doesn't show my device in the my computer section.the USB symbol that appears on the top ...
0
votes
0answers
212 views

connectivity issues at samsung galaxy core2

I can't connect my phone to any Wifi connection, one minute I'm connected then after 5 seconds it's secured again.I even try to disconnect and connect my phone,hoping that it will be back to normal ...
0
votes
0answers
96 views

Install error using Android 5.0

My nexus 5 was updated OTA to Android 5.0 'Lollipop' 6 days ago (no problems installing it), since then when it is connected to my pc(win 7 64bit), via a charging/desktop dock(My Mobile MKS - UC Nexus ...
0
votes
0answers
95 views

Smartbook Surfer 360 MN10U caught in a boot-loop

Since resetting my tablet, all I get when I power up is the boot up screen caught in a loop. I've taken it to two computer techs who have both said that there is no way of connecting it to another ...
0
votes
0answers
157 views

Google Play/Wallet/Hangout NOT working AT ALL Please help

This particular issue is driving me mad. Issue : 1) Google Play, Google Wallet, Google Hangouts, Account Sync shows connection Error. "check your connection and try again" 2) No matter which ROM I ...
0
votes
0answers
163 views

Problems with connectivity and errors

My problem is with a Samsung Galaxy S5 and a Samsung Galaxy Trend Plus (GT-S7580L) bought in Bolivia. After turning off Wi-Fi, mobile data and calls done work. Sometimes after using the phone for a ...
0
votes
0answers
88 views

Android TCP connection hangs on shaky internet connection

What happens is that the WiFi connection is established and the client connects to our server but data stops sending receiving from the WiFi. the connection does not drop but the internet does as if ...
0
votes
0answers
110 views

Android can't see usb connection

When I connect my device (Nexus 7 2013) to PC or charger by USB, android can't see this connection. It shows that baterry don't charges, but it charges. When tablet is off and I connect it to charger ...
0
votes
0answers
98 views

Force mobile data use while wifi is on

My wired connection is currently down, so my router's Wi-Fi does not connect. My phone's mobile data works fine. I want to mirror my phone's screen to my tv and watch YouTube. The problem is that to ...
0
votes
0answers
200 views

Can't connect to servers via ConnectBot and ssh with password

Can't connect ot SSH server via Connectbot. On all attemps, after typing password I get answer 'unsuccessful attempt of "password" authorization' (translation). SSH Client connects good. And ...
0
votes
0answers
99 views

CANVAS HD not connectable via USB

I am unable to connect my phone (Canvas HD) in USB Mass Storage form or any other USB options. Although I am getting the animation of mass storage. Even reinstalling the stock ROM from sp flash tools ...
0
votes
0answers
684 views

I rooted my phone. None of my apps can access the Internet

I know there were similar threads, but none of them fit my situation. I have had Samsung Galaxy S3 for 2 weeks. After I rooted my phone using Kingo Android Root none of my apps could connect to the ...
0
votes
0answers
220 views

Samsung Galaxy Ace Internet Connection Problems

My mother owns a Samsung Galaxy Ace(GT-S5830) mobile phone and we have a wireless modem from Airties with model number Air5343 broadcasting its SSID. The wireless works fine with all devices except ...
0
votes
0answers
632 views

How can I reset WiFi without rebooting the phone?

Sometimes WiFi networks are not picked up on my Moto G. Switching WiFi or flight mode on and off does not solve the problem, however a phone reboot does. Does anybody know of a way I can reset the ...
0
votes
0answers
391 views

Connection issues with mobile data on Galaxy S2 running CM 10.2

Recently I updated my Samsung S2 with Cyanogen 10.2. After that, my mobile data network is not connecting. I am not able to connect to mobile internet. I am able to access net via WiFi. Also I ...
0
votes
0answers
34 views

On campus e-resources cannot be accessed via Google Chrome Android

I own a Samsung Galaxy 10.1 tablet(Wi-fi only model) featuring Android 4.1.2. My problem is that I cannot access and use library e-resources on campus although I have my tablets MAC address registered ...
0
votes
0answers
202 views

USB Debugging Issue: Use 'Dev Tools > Development Settings' Application in Android 2.2.1

I have a smart phone watch that has Android 2.2.1 on it. It doesn't connect to my Mac through its USB port, either on Finder or Eclipse: I did went through the 'Dev Tools > Development Settings' ...
0
votes
0answers
418 views

Wi-Fi Connection Problems with Samsung Galaxy Ace

My Samsung Galaxy Ace has problems with its Wi-fi connection. It's very weird because it shows that its connected to a network but i still cannot connect to the internet. Can someone please help me ...
0
votes
0answers
976 views

Internet doesn't work with apps without using vpn

here's my problem : in normal situation my Internet only works with browser (firefox) and not any other app like markets or Duolingo . But , when I use DroidVPN it starts to work with other apps as ...
0
votes
0answers
533 views

Wifi and data connectivity issue

Updated my Galaxy S3 to Android 4.3 (att) today. Now I can't connect to Wifi, or even find my home network, unless I turn off mobile data. I tried calling att tech support, they suggested factory ...
0
votes
0answers
1k views

Sprint Galaxy Tab 3 won't connect to internal wifi

I have a Sprint Galaxy tab 3 through work. I'm using it to test our software, part of what I need to to is connect to our internal network wifi, and for some reason it says that the internet isn't ...
0
votes
0answers
312 views

No wifi after changing provider / sim card

Last Monday I changed provider and got a new simcard. I can use the phone and send SMS/text messages. Internet didn't work anymore. Wifi didn't work anymore. Both have not worked since. I do see the ...
0
votes
0answers
430 views

Computer does not recognise my Samsung Galaxy Y

My computer does not recognize my Samsung Galaxy Y. It always shows error or no device connected. At first it worked fine, but now I am getting this message.
0
votes
0answers
133 views

wifi connection

For the past two days I can no longer connect to my home WiFi. It keeps saying "disabled", which also happened at a friend's house who also has Virgin WiFi – but I can connect to BT WiFi at another ...
0
votes
0answers
31 views

Connection works just when pc is off

I'm able to connect my android device to my network using wifi. When my pc, connected using cable, is turned on, i can't browse, although i still connected to the network. When i turn off my pc, i'm ...
0
votes
0answers
4k views

My internet doesn't work on my phone any more

The internet doesn't work on my phone. It worked with my orange sim card and it previously worked with this sim card, the problem seems to have arisen after my number was ported from the orange sim to ...
0
votes
0answers
2k views

Unable to connect to network after factory reset

Today I did a factory reset on my phone (Galaxy y GT-S5360T) to attempt to free up some space (it worked, thankfully) and now I can't seem to connect to any wifi network. I am currently running the ...
0
votes
0answers
55 views

Can Android's broadband version be changed easily?

I'm using Android devices to construct a system where of the most important things is that it should send data to a database via wifi, but I've checked that only devices with broadband version (seen ...
0
votes
0answers
161 views

Non-HTTP connections time out

I have a Samsung Galaxy Player 5. Before, I could use everything (Facebook, etc) normally. I'm not sure if I changed anything, but now the browser (Internet) loads everything fine, but Facebook ...
0
votes
0answers
831 views

How to root this device? RK3188

I am attempting to root at RK3188 Mini PC I bought from amazon. I believe I have found the drivers, but cannot figure out how to connect a USB cable to the device to connect to my PC to root. Please ...
0
votes
0answers
96 views

Cannot access Internet using Wi-Fi

I am using Samsung Galaxy GT-S5830i, a signal shows when connected to my work wireless, but I could not access the internet whenever I try. Could you assist?
0
votes
0answers
3k views

Samsung Galaxy S Duos can't scan and find WiFi networks

My Samsung Galaxy S Duos can't scan and find WiFi networks. It keeps turning on and off. I factory reset my phone almost 4 times and restarted it so many times that I lost count. Then my phone just ...
0
votes
0answers
55 views

Unable to access internet

Previous day i installed an app on my mobile (Micromax superfone) .It is not compatible with my mobile it said,but it continue the installation process. From that time i was unable to use all kind of ...
0
votes
0answers
7k views

Samsung Galaxy Ace not detected AT ALL on Windows 8 Pro

Here is the exact same problem but with a different phone: Unable to connect Galaxy S3 to PC via USB This is not the standard device on recognized ordeal but a device is not even being detected at ...
0
votes
0answers
1k views

Windows doesn't recognize Huawei Ascend G300

I have installed many ROMs, and the phone worked fine. One day (and I don't know why), Windows couldn't recognize my Huawei. Windows can't install the drivers, and it named the phone as "Unknown ...
0
votes
0answers
329 views

How to check internet connection every xx minutes and log the result?

I am having issues with internet connection - only at home and only sometimes. I want to debug it so I am looking for an application that would check the internet connection every xx minutes and log ...