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.

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Phone not always receiving instant messages on time

I have a persistent issue with my Pixel 7a Android 14 phone, that messages sent through WhatsApp don't always get received on my phone until a while (30+ minutes). Sometimes they don't get received at ...
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 ...
0 votes
2 answers
1k views

Hotspot or USB tethering not functioning on Xiaomi Redmi Note 9 Pro on Android 11

My Xiaomi Redmi Note 9 Pro on Android 11 was updated to the latest MIUI. When I activate the hotspot or USB tethering, when connecting from my PC or other phones, it does not let me surf or use the ...
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 ...
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?
0 votes
1 answer
3k views

Laptop unable to detect Micromax Yureka after Lollipop upgrade for data transfer

After the Lollipop upgrade on Micromax Yureka, data transfer from mobile to the laptop is not working. The laptop is unable to detect the device.
0 votes
0 answers
82 views

USB connection type pop-up not showing

The main reason I am loyal to Android is it was always easy to plug my phone into my Windows PC and transfer files. Recently, my phone is not recognized by my PC. It doesn't even give me the menu on ...
0 votes
0 answers
41 views

Lenovo Yoga 2 not connecting to Zyxel Wi-Fi modem at all

When I try to connect my Lenovo Yoga 2 tablet to my Zyxel VMG3625-T50B WiFi modem and enter the password, it keeps showing "Saved" without actually connecting at all. I think it is a problem ...
1 vote
1 answer
5k views

Bluetooth disconnects when starting to play music

I have a Jabra Move headset that has been working wonderfully for months. However, today it started having connection problems to my Motorola Moto Z: it connects and remains connected indefinitely, as ...
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 ...
2 votes
1 answer
327 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 ...
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 ...
1 vote
2 answers
9k views

Can't add Google account after phone reset

I have a Leagoo Lead 3 running Android 4.4 KitKat. After factory resetting it, I'm no able to add my Google account. The error I receive is Couldn't sign in There was a problem communicating with ...
0 votes
1 answer
3k views

Samsung Galaxy S2 'Not Registered on Network'

I have a Samsung Galaxy S2 that I want to sell. I have reset it to factory settings. However, I have a problem. When I bought the phone new, it was on O2. I changed fairly recently to Virgin ...
1 vote
2 answers
4k views

Android x86 on VirtualBox - Apps cannot access internet

I recently installed Android x86 through VirtualBox onto my PC. It runs mostly fine (except for some weirdness with the mouse, which isn't really an issue) but for the fact that apps cannot detect the ...
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, ...
0 votes
0 answers
217 views

Why would Android display "Security policy prevents use of unsecure networks" message?

When disconnecting a non-rooted stock Samsung Android Nougat (7.0) device from a WPA2 WiFi connection, Android briefly displayed the following message: Security policy prevents use of unsecure ...
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 ...
0 votes
0 answers
2k views

How to assign a hostname to an Android device?

When you connect to a WiFi network, the router assigns an IP to the android device (like 192.168.1.105). Now when a FTP or HTTP file server is run on the android device, other devices should type that ...
0 votes
0 answers
121 views

Is there a way to block access to a certain hostname wholesystemly without root using only adb commands?

Editing 'hosts' file is not possible without root and I am not satisfied with either local or remote VPN block. Is there a way to block all outgoing connections to a certain remote URL address without ...
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 ...
2 votes
2 answers
25k 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 document....
0 votes
0 answers
123 views

Android wifi connectivity check

Windows OS has a functionality that checks internet connection periodically, if DNS resolution and traffic begins to fail it changes to "limited connectivity" and resets the WIFI drivers. I ...
0 votes
0 answers
35 views

Nokia T20 not being detected steadily by Windows VM after clean-erased it while trying to flash GSI

I have a Nokia T20 WiFi tablet (TA-1392) that I clean-erased while trying to install an Android 13 GSI. The device does register as two different devices 3 times, each worth a split second, in my ...
0 votes
0 answers
86 views

Android (Samsung S22) keeps reporting mobile data usage long after eSIM is deleted

In January 2023 I've used Airalo's eSIM in UAE for about a week. I've deleted the eSIM upon return. Three months later I've noticed that my phone keeps reporting mobile data usage incurred by that ...
0 votes
1 answer
899 views

Android 11 tablet cannot connect to WiFi (saved; obtaining IP adrress)

I got a new Thomson Teo 13.3 Android 11 tablet (I started from factory defaults, it is brand new). I made a new Wi-Fi network on my NETGEAR WAX202 router, let's call its SSID "MyNetwork2", ...
0 votes
1 answer
56 views

Is WiFi RTT Ranging and WiFi Aware compatible when running concurrently in one Android app

I have a Google pixel 5 and I am currently developing both WiFi RTT ranging (ranging from access point, see WiFi RTT) and WiFi Aware (ranging from peer mobile, see WiFi Aware) on it. Hardware-wise ...
2 votes
0 answers
563 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 ...
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 ...
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 ...
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'...
0 votes
0 answers
44 views

When I connect my phone to my laptop using USB connection, I can't get either of them to recognize the other?

I've tried turning on usb debugging and updating usb drivers from device manager and nothing happened. I've also tried connecting the phone to an Acer Chromebook 15 that I own and still can't get the ...
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 ...
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 ...
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 ...
2 votes
3 answers
6k views

My Galaxy S3 refuses connection to home WiFi [closed]

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
1 vote
1 answer
157 views

Mobile data works on Gmail but not on any browser on Pixel 4a 5G

I have a Pixel 4a 5G running on the latest Android 12 as of 7/22/22. With mobile data and background mobile data enabled in apps, I can make phone calls and check Gmail, and yet, no browser works: ...
2 votes
1 answer
193 views

Phone won't automatically reconnect to the mobile internet

My phone (Xiaomi Redmi Note 10, Android 11) spontaneously disconnects from the mobile internet after being connected for a couple of hours, and it won't automatically reconnect. Can stay unconnected ...
1 vote
1 answer
1k views

Google services on Raspberry Pi 4 Model B saying it is offline while connected to WiFi

I have just been setting up Android 12L on my Raspberry Pi 4 Model B. After I installed Google Play onto the Raspberry Pi, no matter how hard I try fixing it, all Google services still say it is ...
1 vote
2 answers
12k views

Signal problem with Samsung Galaxy Y GT-S5630 mobile [closed]

I am using Samsung Galaxy Y GT-S5630 phone with IDEA network provider. I am having signal loss problems many times a times. When I try to make a call, it says "Network unavailable". I though this ...
3 votes
2 answers
8k views

How to connect to WiFi router without internet?

I've just set up a WiFi router to use with an audio device which is controllable by Android devices through LAN. This router is expected to not have an internet connection - its sole purpose for me is ...
0 votes
2 answers
3k views

How to connect soft bricked tablet to pc without USB debugging enabled

I tried rooting my Galaxy tab a 9.7 using Odin and soft bricked it. I went into system recovery mode and clicked wipe data/factory reset thinking it would reset back to stock. My tablet is still ...
1 vote
1 answer
883 views

Cannot mount Galaxy S7 with simple-mtpfs (with S4 it used to work fine)

I would like to mount my Samsung Galaxy S7 (SM-G930F) to an folder using simple-mtpfs and I cannot do it as I used to (on previous Fedora and older Galaxy S4). If I simply plug S7 to my computer, I ...
1 vote
1 answer
1k views

Problems connecting to IMAP email account on 3G/4G

Ever since I got the JRO03O OTA from Verizon on my Galaxy Nexus, I've been having problems retrieving email over a 3G/4G connection. After the sync times out (I assume it times out, because it takes ...
0 votes
1 answer
1k views

How to connect Galaxy S2 m250s model via USB?

I have a Samsung Galaxy S2 that my uncle brought for me from Korea. This model of the S2, for some reason, has connecting issues through USB. The computer does not detect it at all! I tried connecting ...
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 ...
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 ...
0 votes
1 answer
2k views

Audio Skipping while Playing Music

I just recently encountered a problem with my Nexus 6p where my music (and audio but haven't tested that yet) started Skipping beats and stuttering while I was playing it. This is something new and ...
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 ...
0 votes
1 answer
2k views

Proxy error while trying to connect to FTP/computer, but proxy is not enabled already

I'm using Lenovo A7000's inbuilt application. Everything was fine, but suddenly, I am getting an error while trying to access the default FTP service via WiFi. The folder 'ftp://192.168.1.3:2121' is ...

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