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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5
votes
3answers
22k views

Losing connectivity with my carrier, how can I reconnect?

I'm not sure why this happens, but I've lost connectivity (phone service, 3G) with my service provider a number of times now. Not just for a short while, I may be off the air for hours. This is ...
1
vote
0answers
235 views

Unable to get network connectivity in Huawei Ascend G510

I have bought a Huawei Ascend G510 for developing purposes, and inserted a SIM card. Although it asks me to enter a PIN and accepts it I just cant get a network connectivity no matter where I am, but ...
-1
votes
1answer
779 views

Unable to sign-in into Google Play Store after logging out

I downloaded Freedom app, but I didn't find it interesting, so I uninstalled it completely. After a while I tried opening my Google Play Store, but it didn't open and shows: "No connection - retry". ...
1
vote
1answer
117 views

Tablet not connecting to any Wi-Fi at home but other devices does

My tablet isn't connecting to either of the Wi-Fi at home. The password is correct, and is working for other devices. I have the router of Belkin, and ZyXEL. Hopefully, this was helpful information ...
0
votes
0answers
148 views

Huawei Ascend P7 disconnects Wi-Fi automatically, and the latter then cannot be used with other devices

I've got a Wi-Fi problem on my new Huawei Ascend P7. When I connect to a Wi-Fi network, it disconnects after ten seconds. But it disconnects the whole Wi-Fi network, so I cannot connect to it with a ...
0
votes
1answer
208 views

Got connection problems: How to reset wifi stack without factory reset?

I installed CM 5.1.1 and restored a ton of apps with Titanium Backup. Now my Wifi is bugged: When I enter a known Wifi network the phone connects to the wifi but can't make a real connection (has a ...
1
vote
0answers
196 views

“Connection problem or invalid MMI code” in Samsung SHV-E160L

I have bought a Samsung SHV-E160L in the Philippines. Lately, I have been facing problems with signal reception. The SIM card is good because it works on another phone. Could it be the problem on the ...
0
votes
1answer
543 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 ...
2
votes
1answer
2k 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 ...
4
votes
1answer
435 views

Connectivity problem on LG Viper LS840 just updated to Ice Cream Sandwich

MY LG LS840 (Viper) is not opening Play Store after it updated to Ice Cream Sandwich yesterday. My emails are not sending either: they stay in my outbox. How do I fix this? I pulled the battery ...
0
votes
1answer
207 views

Internet slow connection after connecting to a custom VPN

I have a custom VPN made at home, and after connecting to it on a computer and access a samba to copy a file, it works and copies the file with ~5MB/s.(WIRED) But when i do the same operation on an ...
0
votes
0answers
266 views

Play Store “Connection Timed Out” on Micromax Yureka

I purchased a new Yureka yesterday and have inserted both the SIM cards properly. Today when I switched the mobile data on and wanted to download apps through Google Play, but was unable to do so and ...
2
votes
2answers
103 views

Android exclude WiFis

In my area I have a lot of paid WiFi hotspots that are open and my android connects to them automatically. Can I set that WiFi's only with certain keyword in their name(SSID) would not connect to? ...
0
votes
0answers
27 views

Unable to stream music

My google play music won't play the music I search and when I press radio just repeats these 7 Olly Murs songs. It's acting like I have no internet connection when I do and it's working for everything ...
0
votes
1answer
182 views

Make phone running Android 2.3.3 re-download configuration settings from ISP

When I first inserted my SIM into my phone, it prompted to download configuration settings for things such as Data, MMS etc... It worked fine for about a year but I have started having problems such ...
0
votes
0answers
99 views

Debugging wifi issues on an Android tablet to detect reason of wifi network drop

I have an Android tablet that is "randomly" disconnecting from it's AP and then immediately reconnecting. We have tried analyzing the spectrum but gone nowhere. I'm looking for tools to debug this ...
1
vote
1answer
329 views

Nexus 5 doesn't connect to PC anymore

I'm new to this community so I hope there are no problems with my question. Also, sorry for my English. So, until yesteday I've been using my Nexus 5 for debug porpuse, but this morning my PC didn't ...
4
votes
0answers
299 views

Galaxy S2 restarts

My Galaxy S2 restarts occassionally. In addition, it sometimes loses connection with my service provider (even when the signal strength is good). I just have to switch it off and back on again. I ...
0
votes
0answers
258 views

Connection is sometimes lost on my Android Mi4, why can't it reconnect itself?

I thought it was Whatsapp, but the whole phone losts connection from time to time on my Android Mi4 (WiFi's on, mobile data's off). Problem is, it doesn't reconnect on its own. Why not? Can't I apply ...
0
votes
0answers
108 views

Internet works on USB-tethered PC but no longer on the phone itself

I have enjoyed the Internet on my ZTE Z970 phone for the last several months. Whenever at home I tethered my PC through USB. I'm posting this using my tethered computer through the same phone; ...
0
votes
0answers
45 views

Mobile connection not resuming when wifi connection ends on nexus 4

I have been having some weird cellular problems with my android as of late. I have a feeling it may be linked to some update, but I don't remember the problems being linked to a specific date. ...
0
votes
2answers
8k views

Unable to use Network: “Not Registered On Network”

I am using Samsung Galaxy Chat B5330 (officially upgraded from 4.0.4 to 4.1.2). It used to work fine, but since a few days I am not able to call or send sms or use any network related services. It ...
0
votes
0answers
206 views

Samsung Galaxy Gio isn't being recognized via USB

I've been using Samsung Galaxy Gio for about 3 years, I have no problem in connecting my phone to my old PC. But I've just move to the new laptop, now I can't make my laptop to recognize my device. ...
0
votes
1answer
5k views

Couldn't open connection to server

I have a problem on Micromax Canves 2, and my colleagues experience the same. I don't understand why some times it works and some times not. It works if I connect to WiFi. But not when I switch to my ...
-1
votes
2answers
601 views

Samsung Galaxy Tab WiFi Connection

I have a Samsung Galaxy Tab SM-T530NU running Android 4.2.2. The Wifi connects fine at home, hotels, etc. I have one place that I frequent that it will not connect to the router. Almost everyone in ...
0
votes
1answer
247 views

All connections dropping down after a while

Lately I started to have this degrading connectivity problem. (one month ago) When connecting my laptop in tethering, through WiFi from the Android hotspot, the internet connection (on the ...
0
votes
0answers
105 views

Samsung Galaxy S3 shows up in Device Manager but not in Explorer

I'm trying to connect my Galaxy S3 to my computer so I could transfer some files, but my computer doesn't seem to be recognizing it. I've already followed instructions found here about putting the ...
0
votes
0answers
7k 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 ...
2
votes
0answers
2k views

Bluetooth Keyboard won't automatically connect

I have a Logitech k810 Bluetooth keyboard, which can switch between 3 devices with corresponding buttons. I have it paired with my Windows 7 laptop, a Tablet, and an HTC Rezound with Andorid 4.0.3. I ...
1
vote
0answers
2k 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 ...
7
votes
4answers
1k views

Android phone not recognized in Ubuntu

I have an Android Phone (a Motorola Milestone) and trying to connect it to my Ubuntu Maverick (10.10). The problem is that i can't even charge it using USB, so there's no message on the phone nor on ...
2
votes
3answers
21k views

I rooted my phone. Now apps cannot connect to the internet but browsers work fine

I have a Samsung Galaxy Y and rooted it a few days ago. After that I set up a few apps and granted them access to root permissions (via the Superuser app). I allowed root to all apps that requested ...
1
vote
1answer
996 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.
2
votes
1answer
121 views

“Unable to forget Hot Spot” - Can't disconnect from it either

I am running stock kitkat (4.4.4). There are some hotspots my phone will connect to whenever I am near. If I try to disconnect from it, I get an error message that says: Unable to forget Hot Spot ...
4
votes
13answers
99k views

Google Play does not work and shows “No connection” or “There was a problem connecting to the network”

I've got a Droid X, running Android 2.3.4 and System version 4.5.621.MB810.Verizon.en.US. Just recently, Google Play stopped working. Whenever I open Google Play, it immediately displays: No ...
2
votes
1answer
1k 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 ...
0
votes
1answer
390 views

Can't connect Samsung Galaxy S3 to my laptop

My phone (Samsung Galaxy S3 running Android 4.3) is charging but, will not connect to my laptop. The data cable I used first charges my phone but I cannot see it on my laptop. It also instantly ...
0
votes
0answers
462 views

Smartphone (LG 4X HD) usb connection problem

I have an LG 4X HD that I usually connect to the pc via usb. I have Windows 8.1. Till yesterday, when I connected it via usb, the phone always asked me the type of USB connection (only charges, media ...
2
votes
1answer
1k views

Frequency band mofications for Samsung Galaxy S4

I recently purchased a used, unlocked Samsung Galaxy S4 SGH-I337M (for the particular model see here). The phones native bands don't include the 1700/2100 AWS required by the cell phone provider (WIND ...
1
vote
3answers
4k views

Mobile Network goes off often in my Galaxy s2

I am using Galaxy s2 since 5 months. I have started facing Network problems recently. The mobile network goes off often and it resumes most times by itself.. but sometimes I need to restart my phone ...
2
votes
0answers
460 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
1answer
860 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 ...
0
votes
0answers
727 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
363 views

Restoring HTC EVO 4G to stock

I bought an HTC Evo off someone and they had it rooted, but for some reason 4G isn't working. I'm not sure if it's because they rooted the phone and it now has wifi tether (I don't know too much about ...
1
vote
1answer
2k views

Google Drive does not detect internet connection

Yesterday I have updated Google Drive and installed Sheets. Since that time I am unable to open the spreadsheets I have created earlier. When I try to open a sheet, I get Unable to access ...
0
votes
1answer
278 views

How to skip welcome page after factory restore? I don't have access to Google

I'm from China and I can't access google without setting up a vpn/vps. I recently got an update to 5.0.2 for my Nexus 7 2013 (WIFI) tablet. I got stuck at the Welcome page. I think I'm supposed to ...
0
votes
0answers
2k 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 ...
1
vote
0answers
157 views

nexus 7 (2013) adb connectivity issues Mac

The 5.0.2 OTA update soft-bricked my rooted but otherwise stock Nexus 7. I tried several times to wipe/reset from recovery, but it kept boot-looping afterwards. After a hundred tries or so was ...
0
votes
1answer
338 views

Nexus 5 Windows 8.1 Connection Issue

I have a Dell Inspiron 13 7000 running Windows 8.1 64bit. Upon connecting my Nexus 5 running Android 5.0.1 via USB, the device seems to keep connecting and disconnecting repeatedly. I don't have the ...
0
votes
2answers
33 views

Problem PC stopped seeing S4

My S4 has suddenly stopped to connect to any computer. I tried with 3 different cables and 2 PC's with win7. I can't see it as a hard-drive. I can't see it in the device manager either (should I)? Any ...