Questions tagged [connection-issues]

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

206 questions with no upvoted or accepted answers
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USB tethered device cannot communicate with WLAN hotspotted device on the same Android phone

Here I have one Android phone, the provider, a device, usb, connecting to it through USB tethering, and a device wlan connecting through WLAN hotspot. So once usb connected, it got assigned an IP in ...
Blair Noctis's user avatar
4 votes
0 answers
3k views

WiFi works, but frequently disconnects with "authentication problem"

I have a DOOGEE S60 with Android 7.0 Nougat. It can connect to my 2.4GHz WiFi network at home without problems. However, quite frequently, the phone disconnects, showing the message "authentication ...
Rody Oldenhuis's user avatar
4 votes
1 answer
4k views

MTP not working under Android 6

I am running out of Ideas how to get MTP working again... I am simply not getting the dialog again on my android, asking me wether I want just charging, or MTP or Picture mode... Until most recently, ...
Frank N's user avatar
  • 141
4 votes
0 answers
311 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 ...
Adhesh Josh's user avatar
4 votes
2 answers
10k views

unsuccessful VPN connection

I'm unable to connect my phone to VPN, it always say "unsuccessful". I deleted the profile and created it again but it didn't help. What is wrong with it?
Gigili's user avatar
  • 331
3 votes
0 answers
27 views

WiFi stops working every few days

I have an Android 11 smartphone (Sony XQ-BT52). About every two to three days, I experience the following issue: All of a sudden, the phone stops recognizing any WiFi connections. The WiFi symbol ...
Andreas Unterweger's user avatar
3 votes
1 answer
1k views

Motorola G4 refuses to connect to iPhone's Hotspot

I have an odd situation, I recently purchased an iPhone XS and for some reason, my older Moto G4 cannot connect to the hotspot provided by the new phone. The situation is odd because other phones, ...
John's user avatar
  • 31
3 votes
0 answers
435 views

Unstable 2.4ghz wifi speeds - LG G6

A few weeks ago I noticed a strange wifi problem with my Lg G6 when connected to a 2.4ghz router at home (wrt 320n). Wifi speed is terribly unstable. Although wifi signal shows up as excellent, ...
b0nd's user avatar
  • 31
3 votes
1 answer
2k views

Moto G WiFi reception severely affected by Bluetooth

I suspect this may just be a hardware fault that I have to live with or have repaired, but let's see... My stock 1st-gen 16GB Moto G running 4.4.4 has been working flawlessly for almost a year. A few ...
calum_b's user avatar
  • 216
3 votes
2 answers
3k views

Google+ not working with proxy server since last update

Google+ on my device has stopped working since the last update. Every time, I get the message: Can't load data. Check your connection. All apps other than Google+ work absolutely fine. My device ...
hardcoder's user avatar
3 votes
1 answer
681 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 ...
Christian's user avatar
  • 131
3 votes
0 answers
424 views

ICS - no internet, but access to network drive possible

I've set up wifi on an ICS phone. I can connect to a network drive in the system, so the connection seems to be OK. However when I try the browser I get the message 'problem loading page'. I used ...
Wilson's user avatar
  • 31
3 votes
0 answers
449 views

WiFi connection loss on Galaxy S2 I9100G

After upgrade from stock 2.6.3 to Stock ICS4.0.3 (XXLPQ) WiFi disconnects after a few seconds. Disabling and enabling WiFi helps for a few seconds only. Has anyone experienced this? How do I fix it?
Barry Hermit's user avatar
3 votes
2 answers
1k views

Why Advent Vega keeps losing Wi-Fi?

I recently bought a Advent Vega Android tablet and everything is working completely fine, however there is one slight problem with Wi-Fi. Even though I have full Wi-Fi signal (it is as high as it can ...
Boardy's user avatar
  • 233
3 votes
1 answer
858 views

Persistent Problem: Internet may not be available

I have a J7 (SM-J730F/DS) and noticed a while back that I can connect to WiFi but that on some networks I got the message "Internet may not be available" .... and it wasn't. This message started to ...
Otto's user avatar
  • 31
2 votes
0 answers
94 views

WhatsApp audio calls fail to connect

I recently bought a second-hand Nexus 6 running Lineage OS 18.1. Everything working great with one exception: WhatsApp reproducibly fails to establish audio calls with the error: Couldn't place a ...
Photon's user avatar
  • 121
2 votes
0 answers
51 views

How can I keep Android connected to a Raspberry Pi which doesn't provide Internet?

I use a PilotAware aircraft electronic conspicuity device from my Android device. This works fine on my tablet but has recently stopped working so well on phones - it repeatedly connects and ...
Mat's user avatar
  • 121
2 votes
1 answer
328 views

File does not be sent in KDE connect

I have galaxy J7 and lineageOS 17.1. When I send a file with KDE connect from my phone to another device (another phone or a laptop) I am successfull, but in reverse not. For example when I try to ...
Reza Hosseinzadeh's user avatar
2 votes
0 answers
564 views

Sign-in and website issues on Motorola XOOM

My Motorola XOOM is having a few problems relating to internet and google accounts. Firstly, whenever I try to sign into any app using a gmail account, it gives "Your username and password don't ...
Galaxy's user avatar
  • 81
2 votes
0 answers
35 views

Android doesn’t connect to a hearing aid

I have a hearing aid which is paired to an Android phone. When I reset the hearing aid the connection is not initiated by Android. I have to tap on the hearing aid in Android’s Connected Devices pane ...
samirko's user avatar
  • 21
2 votes
1 answer
3k views

Couldn't Connect Private DNS (Own DNS)

I have created my own DNS resolver for blocking some web pages and I can't figure out how to use it on Android. If I configure the DNS of any other device to use my DNS, it works like a charm (I've ...
Professor's user avatar
2 votes
0 answers
169 views

Certain apps lose all internet connectivity until reboot

I have put off asking the question for some time because I know it is vague and terrible to debug so I welcome your help refining the question as well as potential solutions. A range of certain apps ...
KCD's user avatar
  • 101
2 votes
0 answers
83 views

Determining the real reason why WiFi does not connect

Often, I try to connect to a Wifi from my Android phones (one is 4.* series, another 6.*), and sometimes it ends with: Status: "Saved" Status: "Connected, no Internet" Plus a couple of others, even ...
sdbbs's user avatar
  • 141
2 votes
1 answer
896 views

WiFi says connected without internet, but works fine

I am connected to a school WiFi network and I am able to access webpages and my apps work fine, but Android says I am connected but have no network. The issue is that Android defaults to mobile data ...
Sub 6 Resources's user avatar
2 votes
0 answers
1k views

Android 7.0 drops wifi connection to router without internet connection

I use a TP-Link TL-WR702N mini router to provide a wireless connection to my Nikon D4 DSLR to operate the camera remotely via my phone or tablet. The camera acts as a server when doing so. This ...
user avatar
2 votes
0 answers
282 views

Android devices not able to access the internet when certain router is on

I have a TP Link Router model TL-MR6400 and then to extend this wifi I have a Eircom D1000 modem, which is set up in Bridge mode. All my devices are able to access the internet using this setup(...
Richard Beattie's user avatar
2 votes
2 answers
51k views

"You have lost data connectivity because you left your home network with data roaming turned off" notification appears

My phone is a Huawei Ascend Mate7. I get the following notification whenever I turn on my 4G connection: Data lost You have lost data connectivity because you left your home network with data roaming ...
bixqu's user avatar
  • 121
2 votes
2 answers
130 views

Android mobile internet not working

On my phone I'm not able to access the internet. I have signal and data coverage. I still can't browse. But as soon as Mobile Hotspot is turned on, other devices can connect to the Internet and my ...
Rajesh Kumar's user avatar
2 votes
0 answers
130 views

Dropping wi-fi calls from one access point to another

I have a long house, and must use two wireless access points to get full coverage. I also have terrible cell coverage so I often use wi-fi calling on my android phone to accommodate. However, when I ...
geoffmpm's user avatar
  • 121
2 votes
2 answers
192 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? ...
PovilasID's user avatar
  • 121
2 votes
1 answer
369 views

Nexus 7 and ethernet connection

In places where there's no wi fi, wired internet connection is sometimes available. But reading around it seems there's a bug in my Nexus 7 (2013) - Android updated to 4.4.2 - that prevents an ...
user3146130's user avatar
2 votes
1 answer
743 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 ...
Mike Williamson's user avatar
2 votes
0 answers
1k views

3G connectivity lost; reboot required to restore it

Similar to this question, but slightly different/worse: Restart data connection when stalled? Every so often – usually every day – I'll lose data connectivity (the icon in the status bar goes grey). ...
Will Vousden's user avatar
2 votes
0 answers
4k 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 ...
Bort's user avatar
  • 989
2 votes
0 answers
612 views

Samsung Galaxy S 2 new software won't connect via USB with Mac?

My Samsung Galaxy S 2 just got updated software over the weekend and now it's completely different to use. I've nutted out most of it but it is no longer recognised by my laptop and I can't share or ...
Loren's user avatar
  • 21
2 votes
0 answers
796 views

Issues making or receiving calls and texts with a LG P500 (Software Version V20e)?

I just got a LG P-500 device and I want to deploy with it. Everything is working fine, except that I cant make phone calls, receive phone calls, send SMS or receive SMS. The phone is on its stock ROM ...
LStyle's user avatar
  • 61
2 votes
0 answers
166 views

Rarely get 4G service on my HTC Rezound

I rarely get 4G service on my HTC Rezound. I live in a city with plenty of access (Washington, DC) and visit cities which should also have access (Los Angeles, Chicago, and New York) and yet no matter ...
SnowboardBruin's user avatar
2 votes
0 answers
3k views

My Google Nexus S won't connect to network

I have a problem with my Google Nexus S. Yesterday I was out in the city and my battery meanwhile died and the phone shutdown. The next day when I charged the phone, I noticed that it is showing no ...
user23191's user avatar
2 votes
1 answer
2k 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 ...
Vinay's user avatar
  • 21
2 votes
1 answer
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 ...
angryITguy's user avatar
2 votes
0 answers
875 views

PPTP Disconnects

I am using the built in PPTP client on my 2.3 phone and 3.0.1 tablet, to connect to the same PPTP gateway. Neither will stay connected for longer than about 5 minutes, maximum. My phone uses it's 3g ...
Baldrick's user avatar
  • 191
2 votes
1 answer
13k 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 ...
Paul du Preez's user avatar
2 votes
2 answers
617 views

The WiFi connection on my Dell XCD 35 (Froyo) times out

I recently bought the Dell XCD35, one of the biggest issues I'm facing is that it keeps disconnecting from an established (and saved) WiFi network and I need to manually select 'Connect' for it to get ...
J Pearl's user avatar
  • 59
1 vote
0 answers
36 views

Hotspot keeps disconnecting/connecting if smartphone too close to laptop

I have a Windows 11 laptop and everything was fine before. But today, I noticed my laptop disconnects from my mobile hotspot if it's too close. I have to keep the smartphone outside the room for it to ...
Sajjal Rana's user avatar
1 vote
0 answers
45 views

Google Drive not recognizing wi-fi connection

So, Google Drive for Android decided to deny me access to my files, saying I've no connection. I do have a good connection as I am able to watch videos and check out forums in the mean time. The thing ...
manoil simeonov's user avatar
1 vote
0 answers
91 views

Why can't I reach other devices on WiFi network that doesn't have internet access?

My phone with Android 11 is connected to a hotspot on my laptop that does not have internet access (on purpose). In the quick settings it shows a little cross next to the WiFi icon, the status bar ...
Pavl's user avatar
  • 11
1 vote
0 answers
34 views

Issue connecting note 10 to windows 10

My note 10 screen does not display anything. So I cannot see any note 10 pop up prompts. In windows 10 settings bluetooth and other devices. When I connect my note 9 it gives the name of my phone that ...
Vick's user avatar
  • 51
1 vote
0 answers
627 views

Weird case, only internet working, calls and messages are stopped

My mobile is Moto G4 Play and has a Jio Reliance SIM in it. I am receiving full mobile networks and I am able to browse internet. But, I cannot receive any calls and messages. I cannot make any call ...
Luffy's user avatar
  • 11
1 vote
0 answers
938 views

Tablet stuck on Checking Connection after Factory Reset

Sorry to bother folks, but I'm in a bit of a pickle here! I got this RCA tablet using Android software. It has been running extremely slow as of late, and after removing everything on it, I decided I'...
Codo Kamiyatchi's user avatar
1 vote
2 answers
494 views

Hotspot connection lost to PC every few minutes

My only internet connection at present is via a hotspot on Moto G7 (running Android Version 10) connecting via GiffGaff (which runs on the O2 network). I keep the phone data on 3G as 4G seems slower ...
BeNice's user avatar
  • 111

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