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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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 ...
tagliaboo's user avatar
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0 answers
40 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 ...
Wael ElSherif's user avatar
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
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1 vote
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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
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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 ...
Zeta.Investigator's user avatar
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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 ...
infinitieunique's user avatar
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
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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 ...
Ajkd2's user avatar
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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 ...
Saturanium's user avatar
2 votes
1 answer
326 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
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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 ...
David Avsajanishvili's user avatar
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1 answer
897 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", ...
sdaau's user avatar
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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 ...
Geng Wang's user avatar
2 votes
0 answers
562 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
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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
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216 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 ...
End Anti-Semitic Hate's user avatar
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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 ...
Superhuman'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
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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
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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
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: ...
kakunka's user avatar
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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 ...
Saturanium's user avatar
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
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
0 votes
1 answer
166 views

Problem with hotspot - WiFi connection on, but internet is down

I often connect my laptop (U20.04) via Android hotspot (Redmi Note 10 5G). Systematically, after a while, internet connection on my laptop disappears. In particular, the indicator shows that there is ...
the_candyman's user avatar
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 ...
swcoll's user avatar
  • 31
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
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
0 votes
0 answers
406 views

Lost mobile data connection upon Android 11 minor upgrade - from Sep 1, 2021 to Nov 1, 2021 - APN menu gone - Motorola moto g 5G

My Motorola moto g 5G was updated to Android 11 with Android security update Sep 1 2021 a few weeks ago. Everything worked fine until a few days ago when there was a seemingly minor update to Android ...
Ned64's user avatar
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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 ...
Ricardo Sanchez's user avatar
2 votes
1 answer
3k views

"Something came up. The application has cancelled the request to choose a device"

I'm a tech savy person but this has me at my wits end. I have two apps and two devices I want to connect to with my OnePlus 5T running Android 10, OxygenOS 10.0.1 Image Sync, trying to connect to ...
Maria Ines Parnisari's user avatar
0 votes
0 answers
246 views

Apps work with mobile data, but not WiFi?

I have an android phone, where spotify and instagram refuse to work, and behaves as if there is no internet connection when the phone is connected to my home WiFi. If I switch to mobile data, these ...
uknoudid's user avatar
1 vote
1 answer
362 views

Japanese SIM card not connecting to network in US

I have a Samsung Galaxy S8 SM-G950U that I used with Verizon. I moved to Japan and got a Japanese SIM card through SoftBank and used in my Galaxy S8 without a problem. My account has a global roaming ...
PleaseAndThanks's user avatar
0 votes
0 answers
55 views

"cold Blooded" hotspot : frequent internet connection failures. ... why do they happen

Short Story shorter Hotspot denies internet access to Puppy Linux client only on a specific laptop while all other clients have no issue ( the same laptop with Windows partition can connect ...
user1874594's user avatar
1 vote
2 answers
492 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
1 vote
0 answers
785 views

is it possible to use a mobile phone internet access as a hot spot to a PC and PORT FORWARD for TELNET access to BBS running on laptop?

I have set up a BBS on my laptop and use my mobile data for all internet access. I am able to connect to other BBS's via TELNET so assume port 23 is open on mobile network, EE. I assume my phone is ...
ZooStorm's user avatar
1 vote
0 answers
48 views

How to diagnose wi-fi on Android?

I'm an Android enthusiast, as most of you, and I installed Lineage OS on my Oneplus 6 two months ago. Everything works fine but not Wi-Fi that randomly disconnects from my router. In the end of the ...
victortamotsu's user avatar
1 vote
0 answers
1k views

Is android letting apps know I'm using VPN?

I'm abroad and trying to use my Norwegian app using a VPN, but somehow it knows I'm connecting though VPN and denying me to stream. (It's giving a specific exception giving this exact information.) ...
Erik M.'s user avatar
  • 11
1 vote
0 answers
4k views

Note 10 Plus Stuck with Partial Flight Mode (Faded Blue). What does this mean? Is this an indication of hardware failure?

I haven't yet come across a situation where factory reset didn't resolve the issue. This one is very intriguing to me as I could not conclude why the phone could stay in the partial flight mode (faded ...
Krish's user avatar
  • 11
6 votes
1 answer
2k views

Android 11 Wifi no internet, even though there is internet

Edit: after getting the hint to try creating a new SSID on my WiFi router, I now resolved the problem by just connecting to the same router but with a separate SSID. I still have no idea what the ...
M_F's user avatar
  • 63
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
1 vote
0 answers
39 views

No tetwork (sim card doesn't allow connection to this )

Help please. I repaired my phone's imei with xposed and now i have no network connection. When i choose a network it says: sim card doesn't allow connection to this. I put the sim in other phones and ...
Shan's user avatar
  • 11
1 vote
0 answers
25 views

No or very poor cell signal in areas I know have good signal

My phone worked fine till about the middle of yesterday. I live out in the country but usually I see 3 to 4 bars sitting at my desk in the basement. But now even if I walk up to the top of the hill (...
Krik's user avatar
  • 111
1 vote
1 answer
107 views

Syncthing does not work with AFwall+ activated

Syncthing does not get any connection as long as AFwall+ is activated. It should work in my WLAN at home. Mobile data is disabled because I don't need it. I am using LineageOS on my mobile phone. Here ...
Michael Hutter's user avatar
1 vote
0 answers
455 views

Some websites not reachable using cellular data but working perfectly using Wifi

I a have a Xiaomi mi 9 se phone and I am not able to access some websites using their IP adress. To give you some context, I have some servers I wish I can access but it not possible, I receive a ...
nahind's user avatar
  • 11
0 votes
0 answers
66 views

whatsapp not connecting to network until opened

The problem is only with whatsapp app, only in my android device and only when connected to my WiFi. Background data is turned on. Battery optimization is off. Account sync is enabled. Proxy is none. ...
Sreehari's user avatar
0 votes
0 answers
65 views

My phone loses connection after sending 150-200 sms

I'm sms spamming to my business number (because of a campaign from my provider). But after sending 150-200 sms from my personal number to any number my phone loses connection. I called the service ...
Baran Gündüz YILDIRIM's user avatar
0 votes
1 answer
50 views

Why are these picture-related apps blank?

I've been wondering a lot about this when it happened which I was using Walli* app yet after I have changed my ROM, maybe the app gets blank no matter how I install it. But after a time, I've also ...
Mohammed Mehdi TBER's user avatar
1 vote
0 answers
34 views

Can't make and receive calls with good signal

Sometimes my smartphone can't make or receive calls (haven't tried SMS) despite signal being good. I can connect to LTE internet though. Turning airplane mode on and off solves the problem however it'...
Boris_yo's user avatar
  • 717
0 votes
0 answers
58 views

Why my Android suddenly stopped connecting to my Mac?

I usually use my Android device (Samsung Galaxy S7, Android version 8.0.0) to debug my app from my Mac (developer option enabled). Usually when I connected my Android, the Android File Transfer will ...
Chen Li Yong's user avatar

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